1. May 13, 1846, was the day that King Kamehameha III issued a Royal Proclamation declaring that foreigners were no longer allowed to own land in Hawaii. This was an important step towards protecting the rights of native Hawaiians and preserving their land.

2. In 1893, on May 13th, the Hawaiian monarchy was overthrown by a group of American businessmen and politicians who were interested in annexing Hawaii to the United States. This event had a profound impact on Hawaiian history, leading to a period of colonization and suppression of Hawaiian culture.

3. On May 13, 1943, the USS Bowfin, a submarine that was built in Hawaii, was launched. The Bowfin went on to play a significant role in WWII, sinking 44 enemy ships and earning it the nickname "The Pearl Harbor Avenger."

4. May 13, 1958, marked the opening of the Hawaii Theatre, a historic performing arts venue in downtown Honolulu. The theatre was built in the Beaux Arts style and quickly became a hub for cultural events and entertainment in Hawaii.

5. On May 13, 2000, Hawaii became the first state in the U.S. to recognize a day of remembrance for the internment of Japanese Americans during WWII. This day, known as Hawaii Remembrance Day, is observed annually on May 13th and serves as a reminder of the need to recognize and address past injustices.