1. On June 6, 1919, Arizona became the 19th state in the Union to ratify the 19th Amendment to the U.S. Constitution, which gave women the right to vote. It was a significant moment in the women's suffrage movement, which had been fighting for equal voting rights for decades.

2. In 1939, on June 6th, Grand Canyon National Park was officially dedicated by President Franklin D. Roosevelt. The Grand Canyon is one of the most iconic natural wonders of the world and has been a protected area since 1893.

3. June 6, 1968, marked the beginning of the Central Arizona Project, one of the largest and most complex water infrastructure projects in the United States. The project diverts water from the Colorado River to Arizona's major cities and agricultural regions and has been essential in supporting the state's growth and development.

4. On June 6, 1998, the Phoenix Suns won their first and only NBA Finals game in franchise history. Led by star players Kevin Johnson and Charles Barkley, the Suns defeated Michael Jordan and the Chicago Bulls in a thrilling overtime victory in Game 3 of the series.

5. The USS Arizona Memorial in Pearl Harbor, Hawaii, was dedicated on June 6, 1962, in honor of the 1,177 sailors and Marines who died when the battleship was bombed by the Japanese on December 7, 1941. Arizona was the home state of many of the sailors who perished, and the memorial serves as a powerful reminder of the sacrifice and bravery of those who served in World War II.