Germany
The Triple Entente
Germany, Italy, and Japan
America fought against the three Axis powers: Germany, Italy and Japan.
The Germany occupation of many European countries was created by the war that Germany began against them.
The Axis countries. Namely Japan, Fascist Italy and Germany
The Axis forces. These countries were led by Nazi Germany, but countries such as Italy, Greece, Austria, and Romania also fought against them.
West Germany and East Germany.
Italy sided with Great Britain against Germany in World War 1, the in World War 2 is side with Germany. But only because they were forced to.
The two main countries fighting against Germany until 1941 were the United Kingdom and France. Following Germany's invasion of Poland in September 1939, both nations declared war on Germany. They formed a coalition to resist German expansion, although their military efforts were initially limited and faced challenges, particularly during the early stages of the war.
It was Germany
The Lend-Lease Act enabled other countries to continue their war against Germany .