Zephyr War

The Zephyr War was a conflict between the of Equestria and the Griffons.

History
Most likely named as such given the aerial nature of the war, the Zephyr War was eventually stopped when Hippogriff diplomats came in to help mediate the two sides, allowing the two to come to an agreement. In the process, they founded the Eastern Equestrian Kingdom.

Appearances

 * Tails of Equestria: The Official Movie Sourcebook