What are some of the Cold War major events?

In an effort to end the civil war, in 1864 the union planned to

How did support for the allies change following roosevelt’s reelection in 1940?

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.