1. Hawaii became a U.S. territory on September 2, 1900. This marked a significant turning point in Hawaiian history, shifting the islands from sovereign rule to becoming an incorporated part of the United States.

2. On September 2, 1945, World War II officially ended with the signing of the Japanese Instrument of Surrender aboard the USS Missouri in Tokyo Bay. Many soldiers and civilians from Hawaii played important roles in the war effort and were greatly impacted by the outcome.

3. The first flight from mainland U.S. to Hawaii was completed on September 2, 1929. This was a historic moment in aviation history and marked a new era of travel and tourism for the islands.

4. In 2016, the World Conservation Congress was held in Honolulu from September 1-10. This was the first time the international event had ever been held in the United States and was a significant recognition of Hawaii's role in conservation efforts around the world.

5. On September 2, 2018, Hurricane Lane made landfall on the Big Island of Hawaii. The category 4 storm caused widespread damage and flooding, reminding residents of the island's vulnerability to natural disasters and the importance of emergency preparedness.