Here are five interesting factual events that took place on April 2 in Arizona history:

1. In 1860, the first stagecoach arrived in Tucson, Arizona, from San Antonio, Texas, which reduced the travel time from weeks to days for passengers and mail delivery.

2. In 1917, the United States declared war on Germany, prompting Arizonan men to join the war effort, and the state's economy to shift towards supporting the war.

3. In 1938, the first television station in Arizona, KPHO-TV, aired its first broadcast in Phoenix, Arizona, airing local news, sports events, and dramas.

4. In 1952, Arizona State University was founded, becoming the largest public institution of higher learning with a mission to serve and educate the state.

5. In 2019, Arizona Governor Doug Ducey signed House Bill 2177, which made Arizona the first state in the U.S. to recognize occupational licenses of military spouses, allowing them to work in their chosen fields without delay, even after being relocated to different states.