Cold War
Why are the Truman Doctrine and the Marshall Plan considered "two halves of the same walnut"?
Both shared the same objective of limiting communist expansion.
The Truman Doctrine provided through military and the Marshall Plan was through economic recovery.
This was an attempt by Congress to stop angry white southern who were supported by then President Andrew Johnson from enacting violence against freed black Americans. It was ultimately a failure.
Reconstruction/ Radical Reconstruction