Palestine and Israel are fighting right now. They have been fighting for a few centuries.
No countries are fighting over Switzerland. Switzerland is at peace with all its neighbours.
The two countries fighting during Pearl Harbor were the Imperial Japanese Navy and the United States Navy
North & South Korea
India and Pakistan
Spain and the US.
Rwanda and Burundi
lol lol lol
Rwanda
The Cold War led the Soviet Union and Afghanistan to actual fighting.
The war was between the Transvaal Boers and the British
Canadian soldiers are not "fighting" anywhere, they are peacekeepers and are stationed as such in many parts of the middle East, some are stationed in Asia.
China , Sri-Lanka