In 1914, the Ottoman Empire joined the war on whose side?

For Woodrow Wilson, the most important thing after the war was to do which of the following?

Following the Allied evacuation at Dunkirk, France followed which of the following policies?

On the eve of the outbreak of war in Europe in 1914, what was William II of Germany trying to do?

In Foundations of the Nineteenth Century (1899), Houston Stewart Chamberlain predicted that Germany was destined to do which of the following?

The Grand Alliance was cemented by the agreement of the Allies to do which of the following?

Between 1850 and 1910, what happened to the European population?

The quantum theory of energy developed by Max Planck raised fundamental questions about which of the following?

In 1949, Chiang Kai-shek transferred the Chinese Nationalist government from the mainland to where?

In her pathbreaking text The Second Sex, the influential French feminist author Simone de Beauvoir argued which of the following?