The grand alliance

• Britain


  Capitalist democracy
• Winston Churchill


  • Already at war since Nazi invasion of Poland
• USA


  Capitalist democracy
• Franklin D. Roosevelt (FDR)

  • Joined because of Japan's attack on Pearl Harbor at the end of 1941
• USSR


  Communist dictatorship
• Josef Stalin


  • Joined because of Operation Barbarossa (The Nazi invasion of the Soviet Union) in 1941
• 20 million Soviet soldiers died in WWII
• The alliance came together


  1942