Main force

cook or chef in the army

to strike unexpectedly when playing chess; to stab someone in the back

champion of all-around talent

(noun) first prize winner

peerless or matchless bravery

to reward troops (army)

Beijing Military Region

Allies

noun; army of women; a group consist of only women

to come third in a competition or race

Fighting alone

Alone (army)

the name of a place in Hong Kong: Tseung Kwan O

Bad advisor

to lead the army

sexual intercourse without usage of condom (slang)

reinforcements coming to the rescue; 'the cavalry has arrived'

to support troops

to describe someone who give others advice / help others to make plans but these always turn out to be unsuccessful

a disabled soldiers; a disabled veteran

a naval base (military port)

military

an army cook

(noun) a new joiner

boy scouts

an incapable person who always gives useless advice (slang)

US Navy

on an invasion (military)

military qualities