June 15, 2020
For educational institutions
⟶ Updated 15 Nov 2017 ⟶
List of edits
Arizona achieved statehood
Grand Canyon National Park established
Hoover Dam is completed bringing water to Arizona and Nevada
US Congress divided the Hopi Reservation between the Hopi and the Navajo Indians.
Arizona Justice Sandra Day O'Connor becomes the first woman on the United States Supreme Court.
London Bridge moved from England, to Lake Havasu City, Arizona
Arizona Diamondbacks won the World Series, beating the New York Yankees in 7 games
The "Zimmerman Telegram" — a secret message from Germany to Mexico offering to return Arizona to the nation for aid in World War I — is sent.
USS Arizona is sunk by the Japanese in the attack on Pearl Harbor.
Gary Tenen and Randall Tufts discover Kartchner Caverns in southern Arizona.
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