Who were the 2 key nations that were fascists during ww2?

The two key nations that were fascist during World War II were Italy and Germany. Italy, under the leadership of Benito Mussolini, embraced fascism and sought to expand its territory, while Germany, led by Adolf Hitler and the Nazi Party, implemented a totalitarian regime characterized by extreme nationalism, militarism, and racial ideology. Both countries formed the Axis Powers, which opposed the Allied forces during the war.