1. On January 23, 1893, a group of American businessmen and sugar planters overthrew the Hawaiian monarchy and established the Republic of Hawaii, with Sanford B. Dole as president. This event, known as the Hawaii overthrow, marked the end of the Hawaiian Kingdom and the beginning of a new era of U.S. involvement in Hawaii.

2. In 1960, Hawaii became the 50th state of the United States on January 23. This milestone made Hawaii the first state in the nation to have a majority Asian American population, reflecting the diverse cultural heritage of its people.

3. On January 23, 1985, the historic Waiohonu Bridge on the Big Island of Hawaii was destroyed by a landslide caused by heavy rains. The bridge, which dated back to 1928, was a significant landmark on Route 19 and its destruction led to a major transportation disruption for the community.

4. In 2001, Hawaiian-born musician Israel Kamakawiwo'ole, known to his fans as "Bruddah Iz," died on January 23 at the age of 38. He is remembered for his soulful voice and his unique interpretation of Hawaiian music, including his popular rendition of "Somewhere Over the Rainbow."

5. On January 23, 2018, the first-ever missile alert was issued in Hawaii, warning residents and tourists of an imminent ballistic missile strike. The false alert caused widespread panic and confusion, highlighting the state's vulnerability to potential threats and the importance of disaster preparedness.