1. On September 12, 1940, the United States Army began a construction project in Honolulu known as Fort Shafter. This army base became instrumental in protecting Hawaii during World War II.

2. September 12, 1959, was a historic day for Hawaii as it was admitted to the United States as its 50th state. The event was celebrated with a grand statehood parade in Honolulu.

3. In September 12, 1992, Hurricane Iniki made landfall on the island of Kauai, causing immense damage and destruction. It was the most powerful hurricane to hit Hawaii in living memory.

4. On September 12, 2008, Hawaii's iconic Sheraton Waikiki hotel underwent a $187 million renovation that included a complete overhaul of the hotel's guest rooms, public spaces, and technology infrastructure.

5. In September 12, 2020, Hawaii's annual Na Wahine O Ke Kai ocean canoe race was cancelled due to COVID-19. The race, which spans 42 miles from Molokai to Waikiki, is one of the world's most prestigious women's paddling events.