In what ways was World War 1 truly a "World War" considering that the majority of the fighting took places in Europe?

Question

https://youtu.be/_XPZQ0LAlR4

Link to video that was provided but i still don't get it

😭

Answer 1

World War I was a truly global conflict in it that involved all of the major world powers as combatants and it was fought in many areas outside of Europe, most notably colonial Africa, the Indian Ocean, the Atlantic Ocean, and the Pacific Ocean.