Answer:
With the U.S. Castro and his regime became in important cold ally for the soviets. The soviet union was providing military, economic and political assistance to cuba
They were in a bad economic state and in exchange the soviet will supply the Cubans but the Cubans need to allow Soviets to have a base in Cuba. 90 miles away from USA which lead to the Cuban missile crisis.
Step-by-step explanation:
hope this helps :)