Answer: combat

AnswerCrossword Clue
COMBAT"Moral ..."(BBC program that alleged spy leaks in Kosovo conflict)
COMBATOppose
COMBATAttack
COMBATHand-to-hand fighting
COMBATFront-line action
COMBATWar
COMBATIt may be hand-to-hand
COMBATClash "... Rock"
COMBATMilitary engagement
COMBATStrife
COMBATWhat a soldier may see
COMBATPrivate practice?
COMBATAction
COMBATTry to counteract
combatto fight against
combatbattle
combatto fight (against)
COMBATFight against
COMBATMercenary's line
COMBATBattle
COMBATFight
COMBATWar action
COMBATFighting
COMBATInfantry action
COMBATType of trendy women's boots
COMBATWarfare
COMBATGame that came with the Atari 2600
COMBATAction, in war
COMBATOppose vigorously
COMBATContest against
COMBATOppose by force.
COMBATContend against.
COMBATStrife.
COMBATType of plane.