POLS 2401 Chapter 2:
Document Summary
World war i (1914-1918) led to the collapse of major empires and a shift in the balance of power. Germany, austro-hungarian empire, and ottoman empire against allied powers (great. It introduced chemical weapons, machine guns, submarines and tanks. More than 9 million soldiers were killed. World leaders gathered at palace of versailles after wwi to design a new blueprint for international cooperation. Wwii came in the 1930s when adolf hitler of the national socialist (nazi) party was elected chancellor of germany. Along with military allies japan and italy, they begin its march to expand territory and influence across europe, mediterranean, and north africa. Wwii officially began in 1939 when nazi invaded poland. Great britain and france declared war on germany. The us joined the war after japan"s surprise attack on pearl harbor in december 1941. By 1945 conflict had raged across five continents.