unarmed combat
There is an international agreement that children under the age of 15 cannot engage in armed combat.
It is tough to think clearly and calmly when you are actively participating in armed combat.
The leader of the commando squadron has ten years' experience of armed combat.
It seems strange that people who are too young to vote can be put into armed combat missions.

SMART Vocabulary: related words and phrases

Fighting
arms
array
bellicosity
blood diamond
bloodlessly
boots on the groundidiom
conflict
dogfight
engage
firefight
pick on someone your own sizeidiom
refight
remobilization
remobilize
scuffle
see action
send
tilt at windmillsidiom
toe
tussle