"they died in the defense of Stalingrad"
"they were developed for the defense program"

"sanitation is the best defense against disease"

"his teams are always good on defense"

"he offered a persuasive defense of the theory"

"the defense called for a mistrial"

"his refutation of the charges was short and persuasive"
"in defense he said the other man started it"

"he joined the defense against invasion"

"the artillery battered down the defenses"

"he gave evidence for the defense"

"a good boxer needs a good defense"
"defense against hurricanes is an urgent problem"