schietpartijen
type: Concept
type: Thing
additional type: Concept

wapenembargo's
type: Concept
preferred label: arms embargoes @en

oorlogsmisdaden
type: Concept
type: Thing
additional type: Concept

kruisers
type: Concept
type: Thing
additional type: Concept

vredesakkoorden
type: Concept
type: Thing
additional type: Concept

helmen
type: Thing
type: Concept
additional type: Concept

bondgenoten
type: Concept
preferred label: allies @en

erewachten
type: Thing
type: Concept
additional type: Concept

jachtvliegtuigen
type: Thing
type: Concept
additional type: Concept

verzet
type: Concept
preferred label: resistance @en

militaire politie
type: Concept

kazernes
type: Concept
type: Thing
additional type: Concept

vredesonderhandelingen
type: Thing
type: Concept
additional type: Concept

militaire vliegtuigen
type: Concept
type: Thing
additional type: Concept

genocide
type: Concept

militaire operaties
type: Concept
preferred label: military operations @en

bevoorrading
type: Concept
type: Thing
additional type: Concept

verwoestingen
type: Concept
type: Thing
additional type: Concept

genocide
type: Thing
type: Concept
additional type: Concept

kruisers
type: Concept
preferred label: cruisers @en

massavernietigingswapens
type: Concept
type: Thing
additional type: Concept

schieten
type: Concept
preferred label: shooting @en

evacués
type: Concept
type: Thing
additional type: Concept

wapeninspecties
type: Concept
type: Thing
additional type: Concept

wapenhandel
type: Concept
preferred label: arms trade @en

zenuwgassen
type: Concept
type: Thing
additional type: Concept

infanterie
type: Thing
type: Concept
additional type: Concept

wapenindustrie
type: Concept
preferred label: arms industry @en

geschut
type: Concept

cadetten
type: Concept
preferred label: cadets @en

reservisten
type: Concept
type: Thing
additional type: Concept

noodtoestand
type: Concept
preferred label: state of emergency @en

marechaussees
type: Concept
preferred label: military police @en

mobilisatie
type: Concept
preferred label: mobilisation @en

vechtpartijen
type: Concept
preferred label: fights @en

konvooien
type: Thing
type: Concept
additional type: Concept

droppings
type: Thing
type: Concept
additional type: Concept

cadetten
type: Concept
type: Thing
additional type: Concept

vredesakkoorden
type: Concept
preferred label: peace agreements @en

zenuwgassen
type: Concept
preferred label: nerve gasses @en

marsen
type: Concept
preferred label: marches @en

fregatten
type: Thing
type: Concept
additional type: Concept

marinebases
type: Concept
type: Thing
additional type: Concept

reservisten
type: Concept
preferred label: reservists @en

onderzeeërs
type: Thing
type: Concept
additional type: Concept

lanceringen
type: Concept
preferred label: launches @en

luchtmobiele brigade
type: Concept
preferred label: airborne brigade @en

generaals
type: Concept
preferred label: generals @en

massagraven
type: Concept
type: Thing
additional type: Concept

bevoorrading
type: Concept
preferred label: provisioning @en

militaire academies
type: Concept
preferred label: military academies @en

huurlingen
type: Thing
type: Concept
additional type: Concept

bewapening
type: Concept
preferred label: armament @en

krijgsgevangenen
type: Concept
preferred label: prisoner of war @en

militaire oefeningen
type: Concept
preferred label: military manoeuvres @en

bezetting
type: Concept
preferred label: occupation @en

evacuaties
type: Concept
preferred label: evacuations @en

bewapening
type: Concept
type: Thing
additional type: Concept

waterkanonnen
type: Thing
type: Concept
additional type: Concept

verdedigingswerken
type: Concept
preferred label: fortifications @en

jachtvliegtuigen
type: Concept
preferred label: fighter planes @en

militaire terugtrekkingen
type: Concept
type: Thing
additional type: Concept

bevelhebbers
type: Concept
preferred label: commanders @en

beschietingen
type: Concept
preferred label: shellings @en

militaire bases
type: Concept
type: Thing
additional type: Concept

luchtaanvallen
type: Thing
type: Concept
additional type: Concept

erewachten
type: Concept
preferred label: guards of honor @en

verzetsstrijders
type: Concept
type: Thing
additional type: Concept

vredesbeweging
type: Concept
preferred label: peace movement @en

infanterie
type: Concept
preferred label: infantry @en

militaire bases
type: Concept

militaire voertuigen
type: Concept
type: Thing
additional type: Concept

gevechten
type: Concept
preferred label: battles @en

inlichtingendiensten
type: Thing
type: Concept
additional type: Concept

wapenstilstand
type: Concept
preferred label: truce @en

parachutes
type: Concept

militaire academies
type: Thing
type: Concept
additional type: Concept

versperringen
type: Concept
preferred label: barricades @en

Jodenvervolging
type: Concept
type: Thing
additional type: Concept

pontonbruggen
type: Concept
type: Thing
additional type: Concept

razzia's
type: Thing
type: Concept
additional type: Concept

militaire vliegvelden
type: Concept
type: Thing
additional type: Concept

bommenwerpers
type: Concept
type: Thing
additional type: Concept

oorlogsvrijwilligers
type: Concept
preferred label: war volunteers @en

militaire voertuigen
type: Concept
preferred label: military vehicles @en

lanceerbases
type: Concept
preferred label: launch bases @en

krijgsraden
type: Concept
type: Thing
additional type: Concept

springstoffen
type: Concept
preferred label: explosives @en

dienstplicht
type: Concept
type: Thing
additional type: Concept

marinebases
type: Concept
preferred label: navy bases @en

landmacht
type: Concept
preferred label: ground forces @en

vredesbeweging
type: Concept
type: Thing
additional type: Concept

chemische wapens
type: Concept
preferred label: chemical weapons @en

deserties
type: Concept
preferred label: desertions @en

spionage
type: Thing
type: Concept
additional type: Concept

geschut
type: Concept
type: Thing
additional type: Concept

uitkijktorens
type: Concept
preferred label: watchtowers @en

artillerie
type: Thing
type: Concept
additional type: Concept

belegeringen
type: Concept
preferred label: sieges @en

razzia's
type: Concept
preferred label: raids @en

03B4 militaire aangelegenheden
type: Concept
in set: gtaa
status: approved
date accepted: 2007-11-23T13:12:04+00:00
date submitted: 2007-11-23T13:12:04+00:00
modified: 2017-04-05T09:37:28+00:00
broader: 03B bestuur en geschiedenis
in scheme: Classificatie
narrow match: zeemijnen
narrow match: spionage
narrow match: patrouilles
narrow match: bevoorrading
narrow match: pontonbruggen
narrow match: chemische wapens
narrow match: onderzeeërs
narrow match: luchtmacht
narrow match: projectielen
narrow match: infanterie
narrow match: defensiebeleid
narrow match: muiterij
narrow match: amfibievoertuigen
narrow match: vredesbeweging
narrow match: uitkijktorens
narrow match: vrede
narrow match: konvooien
narrow match: bevrijding
narrow match: bunkers
narrow match: milities
narrow match: massamoorden
narrow match: noodtoestand
narrow match: oorlogsgraven
narrow match: militaire parades
narrow match: beschietingen
narrow match: mijnenvegers
narrow match: droppings
narrow match: massavernietigingswapens
narrow match: oorlogsbeelden
narrow match: parachutes
narrow match: luchtmobiele brigade
narrow match: oorlogsveteranen
narrow match: marine
narrow match: vlootoefeningen
narrow match: ruimteschilden
narrow match: verzetsstrijders
narrow match: Jodenvervolging
narrow match: officieren
narrow match: vestingen
narrow match: gevechten
narrow match: commandotroepen
narrow match: wapeninspecties
narrow match: inundaties
narrow match: militaire vaartuigen
narrow match: vliegdekschepen
narrow match: rupsvoertuigen
narrow match: verzet
narrow match: intochten
narrow match: onafhankelijkheidsstrijd
narrow match: verwoestingen
narrow match: belegeringen
narrow match: mobilisatie
narrow match: generaals
narrow match: bondgenoten
narrow match: militaire academies
narrow match: duels
narrow match: oorlogsmisdaden
narrow match: militaire vliegtuigen
narrow match: krijgsraden
narrow match: reservisten
narrow match: artillerie
narrow match: militaire terugtrekkingen
narrow match: collaboratie
narrow match: ontwapening
narrow match: massagraven
narrow match: bommenwerpers
narrow match: wapenstilstand

patrouillevaartuigen
type: Concept
preferred label: patrol boat @en

konvooien
type: Concept
preferred label: convoys @en

luchtmobiele brigade
type: Concept
type: Thing
additional type: Concept

dwangarbeid
type: Concept
preferred label: penal servitude @en

capitulaties
type: Concept
preferred label: capitulations @en

militaire parades
type: Concept
preferred label: military parades @en

kernwapens
type: Concept
preferred label: nuclear weapons @en

camouflage
type: Concept

gevangenkampen
type: Concept
preferred label: prison camps @en

opstanden
type: Concept
preferred label: resistances @en

massavernietigingswapens
type: Concept
preferred label: weapons of mass destruction @en

etnische conflicten
type: Concept
type: Thing
additional type: Concept

munitie
type: Concept
preferred label: ammunition @en

loopgraven
type: Concept
type: Thing
additional type: Concept

kampementen
type: Thing
type: Concept
additional type: Concept

etnische zuiveringen
type: Concept
type: Thing
additional type: Concept

jeeps
type: Concept

chemische wapens
type: Thing
type: Concept
additional type: Concept

dienstweigeraars
type: Concept
preferred label: conscientious objectors @en

marine
type: Concept
type: Thing
additional type: Concept

polemologie
type: Thing
type: Concept
additional type: Concept

cavalerie
type: Concept
preferred label: cavalry @en

non-proliferatie
type: Thing
type: Concept
additional type: Concept

ruimteschilden
type: Concept
type: Thing
additional type: Concept

milities
type: Concept
type: Thing
additional type: Concept

bommenwerpers
type: Concept
preferred label: bombers @en

inundaties
type: Thing
type: Concept
additional type: Concept

militaire vliegtuigen
type: Concept
preferred label: military planes @en

parachutisten
type: Concept
type: Thing
additional type: Concept

verzetsstrijders
type: Concept
preferred label: resistance fighters @en

officieren
type: Concept
preferred label: officers @en

lanceringen
type: Concept
type: Thing
additional type: Concept

militaire politie
type: Concept
type: Thing
additional type: Concept

raketten
type: Concept
type: Thing
additional type: Concept

steekwapens
type: Concept
preferred label: bladed weapons @en

oorlogsslachtoffers
type: Concept
type: Thing
additional type: Concept

amfibievoertuigen
type: Concept
type: Thing
additional type: Concept

pantservoertuigen
type: Concept
preferred label: armoured vehicles @en

vuurwapens
type: Concept
preferred label: firearms @en

marsen
type: Concept
type: Thing
additional type: Concept

bomdemontage
type: Concept
preferred label: bomb disposal @en

rekruten
type: Concept
preferred label: recruits @en

waterkanonnen
type: Concept
preferred label: water cannons @en

geestelijk verzorgers
type: Concept
preferred label: mental caregivers @en

generaals
type: Concept
type: Thing
additional type: Concept

kampementen
type: Concept
preferred label: encampments @en

dwangarbeid
type: Concept
type: Thing
additional type: Concept

militaire operaties
type: Concept
type: Thing
additional type: Concept

oorlogsbeelden
type: Concept
type: Thing
additional type: Concept

camouflage
type: Thing
type: Concept
additional type: Concept

mijnopruiming
type: Concept
preferred label: mine clearance @en

bommen
type: Concept
type: Thing
additional type: Concept

vredestroepen
type: Concept
preferred label: peacekeeping troops @en

mijnen
type: Concept
type: Thing
additional type: Concept

gevechten
type: Concept
type: Thing
additional type: Concept

dienstweigeraars
type: Concept
type: Thing
additional type: Concept

vlootoefeningen
type: Concept
preferred label: naval exercises @en

deportaties
type: Concept
preferred label: deportations @en

ontwapening
type: Concept
preferred label: disarmament @en

pantservoertuigen
type: Concept
type: Thing
additional type: Concept

rupsvoertuigen
type: Concept
preferred label: tracked vehicles @en

massamoorden
type: Thing
type: Concept
additional type: Concept

onderzeeërs
type: Concept
preferred label: submarines @en

bezetting
type: Concept
type: Thing
additional type: Concept

kernwapens
type: Concept
type: Thing
additional type: Concept

militairen
type: Concept
preferred label: military @en

luchtmacht
type: Thing
type: Concept
additional type: Concept

luchtaanvallen
type: Concept
preferred label: airstrikes @en

fregatten
type: Concept
preferred label: frigates @en

krijgsraden
type: Concept
preferred label: court-martial @en

vechtpartijen
type: Thing
type: Concept
additional type: Concept

staatsgrepen
type: Concept
preferred label: coups d'etat @en

spionage
type: Concept
preferred label: espionage @en

bondgenoten
type: Concept
type: Thing
additional type: Concept

militaire vaartuigen
type: Thing
type: Concept
additional type: Concept

antikernwapenbeweging
type: Concept
preferred label: anti-nuclear movement @en

landmacht
type: Concept
type: Thing
additional type: Concept

loopgraven
type: Concept
preferred label: trenches @en

huurlingen
type: Concept
preferred label: mercenaries @en

steekwapens
type: Concept
type: Thing
additional type: Concept

bevrijding
type: Concept
preferred label: liberation @en

explosies
type: Concept
type: Thing
additional type: Concept

jeeps
type: Thing
type: Concept
additional type: Concept

mobilisatie
type: Thing
type: Concept
additional type: Concept

vestingen
type: Concept
preferred label: strongholds @en

militaire vaartuigen
type: Concept
preferred label: military vessels @en

oorlogsveteranen
type: Concept
preferred label: war veterans @en

patrouillevaartuigen
type: Concept
type: Thing
additional type: Concept

defensiebeleid
type: Concept
preferred label: defence policy @en

rupsvoertuigen
type: Thing
type: Concept
additional type: Concept

projectielen
type: Thing
type: Concept
additional type: Concept

expedities
type: Concept
type: Thing
additional type: Concept

inundaties
type: Concept
preferred label: inundations @en

sluipschutters
type: Concept
type: Thing
additional type: Concept

krijgers
type: Thing
type: Concept
additional type: Concept

kindsoldaten
type: Concept
preferred label: child soldiers @en

wederopbouw
type: Concept
type: Thing
additional type: Concept

ontwapening
type: Thing
type: Concept
additional type: Concept

oorlogsslachtoffers
type: Concept
preferred label: war victims @en

politionele acties
type: Concept
preferred label: Indonesian National Revolution @en

wederopbouw
type: Concept
preferred label: post-war reconstruction @en

mijnopruiming
type: Concept
type: Thing
additional type: Concept

oorlogen
type: Concept
type: Thing
additional type: Concept

duels
type: Concept

bevelhebbers
type: Concept
type: Thing
additional type: Concept

versperringen
type: Concept
type: Thing
additional type: Concept

geestelijk verzorgers
type: Concept
type: Thing
additional type: Concept

biologische wapens
type: Concept
preferred label: biological weapons @en

jihad
type: Concept
type: Thing
additional type: Concept

wapenindustrie
type: Concept
type: Thing
additional type: Concept

politionele acties
type: Thing
type: Concept
additional type: Concept

muiterij
type: Concept
preferred label: mutiny @en

helmen
type: Concept
preferred label: helmets @en

milities
type: Concept
preferred label: militia @en

collaboratie
type: Concept
type: Thing
additional type: Concept

evacués
type: Concept
preferred label: evacuees @en

duels
type: Concept
type: Thing
additional type: Concept

vuurwapens
type: Thing
type: Concept
additional type: Concept

muiterij
type: Thing
type: Concept
additional type: Concept

bunkers
type: Concept

intochten
type: Concept
preferred label: entries @en

amfibievoertuigen
type: Concept
preferred label: amphibious vehicles @en

traangas
type: Concept
type: Thing
additional type: Concept

schuilkelders
type: Thing
type: Concept
additional type: Concept

genie
type: Concept
type: Thing
additional type: Concept

vestingen
type: Concept
type: Thing
additional type: Concept

annexaties
type: Concept
type: Thing
additional type: Concept

militaire terugtrekkingen
type: Concept
preferred label: military retreats @en

oorlogsmisdaden
type: Concept
preferred label: war crimes @en

onderduikers
type: Concept
preferred label: persons in hiding @en

springstoffen
type: Concept
type: Thing
additional type: Concept

evacuaties
type: Concept
type: Thing
additional type: Concept

tanks
type: Thing
type: Concept
additional type: Concept

capitulaties
type: Thing
type: Concept
additional type: Concept

belegeringen
type: Concept
type: Thing
additional type: Concept

militaire parades
type: Thing
type: Concept
additional type: Concept

oorlogsveteranen
type: Concept
type: Thing
additional type: Concept

bommeldingen
type: Concept
preferred label: bomb scare @en

uitkijktorens
type: Concept
type: Thing
additional type: Concept

vredestroepen
type: Concept
type: Thing
additional type: Concept

kruisraketten
type: Concept
preferred label: cruise missiles @en

interneringskampen
type: Thing
type: Concept
additional type: Concept

bevrijding
type: Concept
type: Thing
additional type: Concept

oorlogsbeelden
type: Concept
preferred label: war footage @en

03B4 militaire aangelegenheden
type: Label

noodtoestand
type: Concept
type: Thing
additional type: Concept

vrede
type: Thing
type: Concept
additional type: Concept

biologische wapens
type: Concept
type: Thing
additional type: Concept

rekruten
type: Thing
type: Concept
additional type: Concept

luchtafweergeschut
type: Concept
preferred label: air defence @en

zeemijnen
type: Thing
type: Concept
additional type: Concept

mijnenvegers
type: Concept
type: Thing
additional type: Concept

raketten
type: Concept
preferred label: missiles @en

onderduikers
type: Concept
type: Thing
additional type: Concept

verdedigingswerken
type: Concept
type: Thing
additional type: Concept

kruisraketten
type: Concept
type: Thing
additional type: Concept

Jodenvervolging
type: Concept
preferred label: persecution of Jews @en

artillerie
type: Concept
preferred label: artillery @en

schieten
type: Concept
type: Thing
additional type: Concept

oorlogsverslaggevers
type: Concept
type: Thing
additional type: Concept

vrede
type: Concept
preferred label: peace @en

commandotroepen
type: Concept
preferred label: commandos @en

inlichtingendiensten
type: Concept
preferred label: intelligence agencies @en

schuilkelders
type: Concept
preferred label: underground shelters @en

landmijnen
type: Thing
type: Concept
additional type: Concept

oorlogsverslaggevers
type: Concept
preferred label: war correspondents @en

militairen
type: Concept
type: Thing
additional type: Concept

onafhankelijkheidsstrijd
type: Concept
preferred label: war of independence @en

infiltratie
type: Concept
preferred label: infiltration @en

krijgers
type: Concept
preferred label: warriors @en

vliegdekschepen
type: Concept
type: Thing
additional type: Concept

religieuze conflicten
type: Concept
preferred label: religious conflicts @en

munitie
type: Concept
type: Thing
additional type: Concept

oorlogen
type: Concept
preferred label: wars @en

staatsgrepen
type: Concept
type: Thing
additional type: Concept

bommeldingen
type: Concept
type: Thing
additional type: Concept

wapens
type: Concept
type: Thing
additional type: Concept

polemologie
type: Concept
preferred label: polemology @en

cavalerie
type: Concept
type: Thing
additional type: Concept

antikernwapenbeweging
type: Thing
type: Concept
additional type: Concept

infiltratie
type: Concept
type: Thing
additional type: Concept

vredesonderhandelingen
type: Concept
preferred label: peace negotiations @en

vlootoefeningen
type: Concept
type: Thing
additional type: Concept

krijgsgevangenen
type: Concept
type: Thing
additional type: Concept

verzet
type: Concept
type: Thing
additional type: Concept

officieren
type: Concept
type: Thing
additional type: Concept

oorlogsvrijwilligers
type: Thing
type: Concept
additional type: Concept

krijgsmacht
type: Concept
preferred label: armed forces @en

opstanden
type: Thing
type: Concept
additional type: Concept

commandotroepen
type: Concept
type: Thing
additional type: Concept

concentratiekampen
type: Concept
preferred label: concentration camps @en

invasies
type: Thing
type: Concept
additional type: Concept

revoluties
type: Thing
type: Concept
additional type: Concept

genie
type: Concept
preferred label: military engineering @en

militarisme
type: Concept
type: Thing
additional type: Concept

schietpartijen
type: Concept
preferred label: shootings @en

patrouilles
type: Concept
preferred label: patrols @en

kindsoldaten
type: Thing
type: Concept
additional type: Concept

traangas
type: Concept
preferred label: tear gas @en

beschietingen
type: Concept
type: Thing
additional type: Concept

parachutisten
type: Concept
preferred label: paratroops @en

mijnenvegers
type: Concept
preferred label: minesweepers @en

deportaties
type: Concept
type: Thing
additional type: Concept

sabotage
type: Concept
type: Thing
additional type: Concept

wapenhandel
type: Concept
type: Thing
additional type: Concept

opstandelingen
type: Concept
type: Thing
additional type: Concept

etnische zuiveringen
type: Concept
preferred label: ethnic cleansings @en

bommen
type: Concept
preferred label: bombs @en

civiele verdediging
type: Concept
preferred label: civil defence @en

tanks
type: Concept

civiele verdediging
type: Thing
type: Concept
additional type: Concept

burgeroorlogen
type: Thing
type: Concept
additional type: Concept

militaire oefeningen
type: Thing
type: Concept
additional type: Concept

vliegdekschepen
type: Concept
preferred label: aircraft carriers @en

luchtmacht
type: Concept
preferred label: air force @en

mijnen
type: Concept
preferred label: mines @en

jihad
type: Concept

militaire vliegvelden
type: Concept
preferred label: military airfields @en

invasies
type: Concept
preferred label: invasions @en

lanceerbases
type: Concept
type: Thing
additional type: Concept

landmijnen
type: Concept
preferred label: landmines @en

dienstplicht
type: Concept
preferred label: conscription @en

militarisme
type: Concept
preferred label: militarism @en

burgeroorlogen
type: Concept
preferred label: civil war @en

wapenembargo's
type: Concept
type: Thing
additional type: Concept

oorlogsgraven
type: Concept
preferred label: war graves @en

interneringskampen
type: Concept
preferred label: internment camps @en

oorlogsgraven
type: Concept
type: Thing
additional type: Concept

massagraven
type: Concept
preferred label: mass graves @en

krijgsmacht
type: Thing
type: Concept
additional type: Concept

oorlogsschade
type: Concept
type: Thing
additional type: Concept

explosies
type: Concept
preferred label: explosions @en

religieuze conflicten
type: Concept
type: Thing
additional type: Concept

deserties
type: Concept
type: Thing
additional type: Concept

bunkers
type: Concept
type: Thing
additional type: Concept

zeemijnen
type: Concept
preferred label: sea mines @en

concentratiekampen
type: Concept
type: Thing
additional type: Concept

kazernes
type: Concept
preferred label: military bases @en

marechaussees
type: Concept
type: Thing
additional type: Concept

patrouilles
type: Concept
type: Thing
additional type: Concept

annexaties
type: Concept
preferred label: annexations @en

parachutes
type: Thing
type: Concept
additional type: Concept

etnische conflicten
type: Concept
preferred label: ethnic conflicts @en

pontonbruggen
type: Concept
preferred label: pontoon bridges @en

03B bestuur en geschiedenis
type: Concept

sluipschutters
type: Concept
preferred label: snipers @en

collaboratie
type: Concept
preferred label: collaboration @en

bomdemontage
type: Concept
type: Thing
additional type: Concept

wapenstilstand
type: Thing
type: Concept
additional type: Concept

intochten
type: Thing
type: Concept
additional type: Concept

onafhankelijkheidsstrijd
type: Concept
type: Thing
additional type: Concept

verwoestingen
type: Concept
preferred label: devastation @en

opstandelingen
type: Concept
preferred label: insurgents @en

sabotage
type: Concept

revoluties
type: Concept
preferred label: revolutions @en

massamoorden
type: Concept
preferred label: mass murders @en

droppings
type: Concept

wapens
type: Concept
preferred label: weapons @en

marine
type: Concept
preferred label: navy @en

wapeninspecties
type: Concept
preferred label: arms inspections @en

oorlogsschade
type: Concept
preferred label: war damage @en

luchtafweergeschut
type: Thing
type: Concept
additional type: Concept

expedities
type: Concept
preferred label: expeditions @en

gevangenkampen
type: Concept
type: Thing
additional type: Concept

projectielen
type: Concept
preferred label: projectile @en

non-proliferatie
type: Concept
preferred label: non-proliferation @en

defensiebeleid
type: Thing
type: Concept
additional type: Concept