1. Hawaiian Flag Day: December 10, 1845, marks the day when Hawaiian King Kamehameha III made the official announcement for the adoption of the flag of Hawaii, which was designed by British naval commander George Paulet. Today, this date is celebrated as Hawaiian Flag Day.

2. Pearl Harbor Attack: On December 10, 1941, just three days after the surprise attack on Pearl Harbor, Hawaii Governor Joseph Poindexter declared martial law in the state. Under martial law, civilians were subject to military rule and curfews in order to prevent any further sabotage or espionage.

3. Queen Liliuokalani: December 10, 1838, was the birthdate of Hawaii's last reigning monarch, Queen Liliuokalani. She ascended to the throne in 1891 after the death of her brother, King Kalakaua, and was later overthrown in a coup led by American businessmen in 1893.

4. Chinese Immigration: On December 10, 1904, the Chinese Exclusion Act was repealed, allowing for the immigration of Chinese laborers to Hawaii. This led to a significant increase in the Chinese population in Hawaii and played a significant role in the development of the state's economy.

5. Hawaiian Music: December 10, 1911, marked the birth of Hawaiian musician and composer Genoa Keawe. She was a prominent figure in the Hawaiian music scene during the mid-20th century and is credited with popularizing the genre of Hawaiian swing music.