fight between countries
When countries all over the world are in a war.
All of them hence the name WORLD WAR
Hitler started killing Jews and invading other countries joined to stop Hitler killing all Jews and lots of other people
none of the world wars were litterally a world war, not all of the countries fought on both wars and the countries didnt fight everyone on each other in both wars, WW2 was classified as a war world because it splitted most of it [Europe and USA joined it too] into 2 groups that fought each other: Allies and Axis.
All countries fighting in World War 2 used weapons.
They didn't fight at all
War which alot of countries from all over the world are engaged in
World War I was also called 'The Great War'. It was given that name because it involved all of the world's great powers or most influential and important countries.
I didn't fight at all, which side did you fight on.
world war 1 is the first world war. Nearly all countries were involved in the fighting. The Major countries were Germany France and Brittan
World War is a war that involves all/or most of the countries fighting in alliances against each other.