London, spring 1940 : Great Britain decides to fight on -- Berlin, summer and autumn 1940 : Hitler decides to attack the Soviet Union -- Tokyo, summer and autumn 1940 : Japan decides to seize the 'Golden Opportunity' -- Rome, summer and autumn 1940 : Mussolini decides to grab his share -- Washington, DC, summer 1940-spring 1941 : Roosevelt decides to lend a hand -- Moscow, spring-summer 1941 : Stalin decides he knows best -- Washington, DC, summer-autumn 1941 : Roosevelt decides to wage undeclared war -- Tokyo, autumn 1941 : Japan decides to go to war -- Berlin, autumn 1941 : Hitler decides to declare war on the United States -- Berlin/East Prussia, summer-autumn 1941 : Hitler decides to kill the Jews.