Which war took place between 1939 and 1945?
The Cold War was mainly between which two countries?
Which war started in 1914 and ended in 1918?
The Gulf War of 1990-1991 was primarily between Iraq and which
country?
Which war is often called the "Great War"?
The Hundred Years' War was fought between which two
countries?
Which battle is known as the largest tank battle in history?