Let's say the Nazis never come to power in Germany, the Soviets remain isolationist, and there is peace in Europe.
Japan still goes about invading China and grabbing up European colonies. Now, obviously when the US gets involved, it would defeat Japan in a much shorter time, and there would probably be an invasion at the end of it rather than atomic bombs, but before the US enters the conflict, how would a war play out between Japan and the British and French Empires ITTL?