2.) The Marshall Plan (officially the EuropeanRecovery Program, ERP) was an American initiative passed in 1948 to aid WesternEurope, in which the United States gave over $12 billion (nearly $100 billion in 2016 US dollars) in economic assistance to help rebuild Western European economies after the end of World War II.
4.) Hitler's invasion of Poland in September 1939 drove Great Britain and France to declare war on Germany, and World War II begun
