1. On July 20, 1969, Arizona, along with the rest of the world, watched in awe as Apollo 11 astronauts Neil Armstrong and Edwin "Buzz" Aldrin became the first humans to walk on the moon.

2. In 1898, the First Territorial Fair was held in Phoenix, Arizona. The fair grew into the Arizona State Fair, which is now held annually in October.

3. In 1917, the Battle of Bisbee took place in the mining town of Bisbee, Arizona. The conflict involved the deportation of over 1,200 striking mine workers who were suspected of being members of the Industrial Workers of the World (IWW).

4. On July 20, 2005, Arizona experienced a significant monsoon storm that produced widespread flooding throughout the state. The storm caused significant damage to roads, bridges, and homes across the state.

5. In 1989, the Arizona Health Care Cost Containment System (AHCCCS) was created. This statewide program provides healthcare coverage to low-income Arizonans, including families, children, and individuals with disabilities.