WORLD HISTORY

Detailed explanation-1: -Under the terms of the Treaty of Versailles, however, Germany and Austria were forbidden to be unified. Hitler also wanted control of the largely German-speaking area within Czechoslovakia, called the Sudetenland. Importantly, Austria shared a border with this area.

Detailed explanation-2: -Anschluss, German: “Union”, political union of Austria with Germany, achieved through annexation by Adolf Hitler in 1938.

Detailed explanation-3: -To include Austria in the new empire would have made it impossible for the Prussian crown to control the new empire. So Bismarck deliberately excluded Austria from the new empire in order to ensure that the Prussian crown could control the new empire.

Detailed explanation-4: -Seven Weeks’ War, also called Austro-Prussian War, (1866), war between Prussia on the one side and Austria, Bavaria, Saxony, Hanover, and certain minor German states on the other. It ended in a Prussian victory, which meant the exclusion of Austria from Germany.

Detailed explanation-5: -On March 11–13, 1938, German troops invade Austria and incorporate Austria into the German Reich in what is known as the Anschluss.