1. In 1959, Hawaii officially became the 50th state of the United States of America on March 5th, after a long history of colonization and annexation.

2. On March 5th, 1946, a tsunami struck the island of Oahu, causing widespread destruction throughout the island and killing more than 170 people.

3. In 1971, March 5th was declared to be "Kamehameha Day" in Hawaii, in honor of the Hawaiian king Kamehameha I, who united the Hawaiian islands under one rule in the late 18th century.

4. March 5th, 1998 was a significant day in Hawaii's educational history, as the Hawaii State Board of Education voted to eliminate the use of "Pidgin" English in public schools, recognizing the need for standard English instruction in the classroom.

5. On March 5th, 1963, the Honolulu Skylab, a spacecraft used for scientific research, was launched from the Cape Canaveral Air Force Station in Florida, carrying a team of astronauts and various experiments. The mission lasted for more than a month and contributed to significant advances in space technology and exploration.