The turning point of the vietnam war, which convinced u. s. leaders that the war would end in a stalemate, was the

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explanation:

max weber's 3 types of authority. the sociologist and philosopher  max weber  distinguishes  three types of authority—charismatic,  traditional  and legal-rational—each of which corresponds to a brand of  leadership that is operative in contemporary society.

b.   jim crow laws were enacted in northern states.