Keep scrolling down for answers and more stats ...
1.
Assassination of Archduke Franz Ferdinand.
4.
Molotov-Ribbentrop Pact.
5.
Italy switching sides.
6.
Turkey joining the German side.
9.
Which world war did Germany lose?
10.
Russian Invasion of Finland.
11.
Portugal joined the allies in...
12.
Operation Market Garden.
13.
Greece winning against the Italians in Albania.
15.
USA joining the allies.