Can someone help me summary of federalism

Describe the factors that led to the truman doctrine as well as how the doctrine affected the us foreign policy

What was the biggest role in connecting rome with rich regions

Which situation would be considered an example of the freedom of association? a. three students write a letter to a local newspaper demanding that a teacher be fired. b. a group forms on a college campus to support a particular political candidate. c. an individual purchases a membership to a local gym. d. a religious organization buys several local lots in order to construct a new church building.