Whatever people think about them, they are intelligent, experienced, sharp, tough, battle-hardened politicians.
www.smh.com.au Some affixed fictitious medals to battle-hardened robots, and even hold funerals for destroyed robots.
en.wikipedia.org The outstanding accomplishments of this division in its first experience of combat, against a ruthless and battle-hardened enemy, were due primarily to his aggressive leadership.
en.wikipedia.org Also, the forces of both sides were a mixture of old, battle-hardened soldiers trained in regular units before the war, and new, unproven recruits.
en.wikipedia.org