The last communist leader of the Soviet Union before it collapsed was Mikhail Gorbachev
Reagan pushed Cold War tensions and military spending--his rhetoric convinced Americans there was still a serious threat from the USSR and therefore justified an increase to military spending which forced the USSR to respond contributing to their economic decline and eventual collapse.
Many deaths were soldiers and civilians from their colonies.
Answer:
In 1865, President Andrew Johnson implemented a plan of Reconstruction that gave the white South a free hand in regulating the transition from slavery to freedom and offered no role to blacks in the politics of the South. ... The end of the Civil War found the nation without a settled Reconstruction policy