acrimoniousness
aggression
aggressiveness
animosity
antagonism
bad blood
ballistic missile
belligerence
big guns
bitterness
cold war
crossfire
enmity
friendly fire
hard feelings
hate
hatred
hostile neighbours
hostilities
hostility
ill feeling
ill will
latent hostility
outgunned
pillage
resentment
state of war
suspicion
tension
unfriendliness
violence
virulence
war