1. Germany's decision to sign the Treaty of Versailles led to the loss of land. One was the which later rejoined Germany through a . 2. The was created to assist Germany's economic problems following World War I. The plan prompted France to end its occupation of in response to Germany's inability to pay reparations.

3. In Spain two groups rose during the Spanish Civil War, and .

4. The marked the first effective working relationships between nations. , Belgium, and Germany promised to respect joint borders.

5. In 1917, the revolution alarmed countries in Europe, they feared the possibility of revolutions in their own nations.