How was the social dynamic different at Langley than in the city Langley was located?

Kennedy implies that starting a nuclear war would be insane. why?

Aresult of japan’s attack on pearl harbor was? a the us formed a pact with indochina against japan. b the us formed a pact with germany against japan. c thousands of americans died, and the us declared war. d thousands of japanese people died, and japan declared war.

How is the vietnam war connected to the cold war?