| Name |
Description |
| World War I [1] |
Conflict fought on Terra between 1914 and 1918. The war was one of the first to use explosives on a large scale, and consequently the bloodiest ever fought to that date. [1] |
| World War II [2] |
Planetary war fought between various Earth nations. [2] |
| World War III [3] |
Planetary war fought around 2053. The war killed 37 million people according to Spock, but 600 million people according to Riker. It's vaguely possible that there were two different World War IIIs, though it's hard to see how that could be. [3] |
