Why was president theodore roosevelt was called a trustbuster

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.

Which side was right? write a paragraph in which you explain which side made a stronger argument and why. remember to use evidence from the lesson and from primary source documents you have read.

What was the underlying cause of the cold war?