<span>A. when Congress has just convened a session
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The Europan countries which were considered to be "behind the Iron Curtain" included: Poland,Estearn Germany, Czechoslovakia, Hungary,Yugoslavia, Romania, Bulgaria, Albania and the Soviet Union. Hope this helps
Ordering a naval blockade near Cuba.
Explanation:
Russians were transporting nuclear weaponry through submarines to Cuba. The US gave Russia the ultimatum of turning around of facing consequences.
Known today as the Cuban Missile Crisis.