act
aggression
airbase
airplane
army
arrest
base
battle
black
bullet
callousness
city
collection
conflict
crime
criminal
cruelty
equipment
fight
force
heartlessness
helicopter
icons
illustration
isolated
jail
military
navy
oppression
parachute
people
prosecution
protection
rocket
set
simple
soldier
target
theft
tyranny
virus
warfare
warlike
wartime
weapon
wire