They were not allowed to leave and so they had to stay
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.
Judicial review is basically to determine whether the acts of other components of the government are in accordance with the constitution. In simpler terms, to make sure laws and actions are constitutional