In Florida and elsewhere, however, even if someone is an aggressor, he can regain the right to use self defense if he withdraws from the confrontation that he initiated.

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It has also brought much of southern Africa, citing mutual defence, into direct confrontation with much of East Africa, citing self-defence.

ECONOMIST: A continent goes to war | The

Meeting some of today's teenagers in the place where I spent my adolescence, I find myself admiring their self-discipline and generosity while regretting the apparent muting of youthful challenge and confrontation.

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