Arizona is called the Valentine State because it became a state on February 14, 1912.
Arizona
ARIZONA
The Valentine State
California is nicknamed the golden state because of the gold rush
Arizona!
Grand Canyon State and Valentine State.
Montana is nicknamed the Treasure State because of the valuable mining industry there.
Arizona is the Valentine State, because Arizona was admitted on February 14, 1912, as the 48th state. There's also the slogan "Virginia is for lovers". And there is the city of Valentine, Nebraska.
Because Arizona became a state on Feburary 14, 1912. And Feburary 14 is Valentine's Day.
Honestly, Arizona doesn't have many special holidays, but Arizona became a state on the same day as Valentine's Day.
Arizona became a state on February 14, 1912.