a violent attempt to hurt or defeat

physical assault

break in

attack, seizure

a sudden attack (especially to get food, animals etc)

incursion, attempt

a sudden attack or invasion

invasion

invasion

invasion

a sudden attack (into a country etc), especially to steal supplies; to use something up, obtain success in something etc gradually

advance, foray

(an instance of) invading or being invaded

attack, encroachment

a sudden and violent breaking out

sudden happening

a surprise attack made by troops, ship(s) or aircraft; a sudden visit by police to make arrests; a sudden attack for the purpose of stealing money

attack, seizure