For World War 1: the US, Britain and Commonwealth, France, Russia and Japan. For World War 2: the US, Britain and Commonwealth, France and the Soviet Union.
No, they will have a match of any sports in that who will win that country would be on 1 position.
About a third of the world's countries were involved in the war but the most important ones were Germany, Austria-Hungry, Ottoman Empire, U.S.A, France, Britain, Italy, and Russia. Japan and all of the British Commonwealth/Empire colonies also participated.
Britain and France
There are 52 independent countries in Africa.
France is in Central European Time - CET (GMT+1)
Although discussions about such an organization began in 1917, the British Commonwealth of Nations was not created until 1921, several years after WW1 ended.
France, Belgium & Russia
France and Germany were the last two countries in World War 1.
Britain, France and Russia
1. Australia 2. Canada
France and England