1. In 1898, the Hawaiian flag was lowered at Iolani Palace and replaced with the American flag, marking the official annexation of Hawaii by the United States.

2. On July 9, 1962, the Hawaiian War Memorial was dedicated in Honolulu to honor the soldiers who made the ultimate sacrifice during World War II, Korea, and Vietnam.

3. In 1971, the Honolulu Advertiser newspaper published its final print edition on July 9 before switching to solely online publication.

4. The Hawaiian language newspaper Ka Nupepa Kuokoa published its inaugural issue on July 9, 1861. The publication was instrumental in preserving and promoting Hawaiian language and culture during a time when it was discouraged.

5. On July 9, 1981, the Honolulu International Airport was renamed the Daniel K. Inouye International Airport in honor of the late Hawaii Senator who served for over 50 years in Congress.