What three nations made up the axis powers during World War 2 and who were the leaders?

The three main nations that comprised the Axis Powers during World War II were Germany, Italy, and Japan. Germany was led by Adolf Hitler, Italy was initially led by Benito Mussolini, and Japan was governed by Emperor Hirohito, with significant military leadership from figures like General Hideki Tojo. These countries formed a military alliance against the Allied Powers throughout the conflict.