By what means were the satellite states kept under control by the Soviets?

They used policing systems that enforced their laws in these states.

Explanation:

That way they ensured order in those states and kept control over them.

the statment would be a easy nonviolent one

martin luther king (1929-1968) was an activist for the african american rights, mr. king has a profile of a kind leader that built a tenacity, respect and full of hope future. he was an activist through civil disobedience and no violence pressure mechanisms. he tried to build a more egalitarian and fair society. his efforts carried a reivindication message of the civilian rights to every west corners. for that reason, he won the nobel prize in 1964.