Answer:
The war mainly involved European powers, but conflict occurred on every continent except Australia and Antarctica. The war was the first world war because major continents that weren't supposed to fight ended up having to so there was violence on a global scale. The Seven Years' War had major repercussions on history. This war led to the American, French, and British global dominance.
Step-by-step explanation:
The Seven Years’ War was the first global war almost 160 years before World War I. Winston Churchill described the conflict as the "first world war". It was undoubtedly a world war but could be argued that it wasn't the first.