1. Alaska became a U.S. territory on November 30, 1884, when President Chester A. Arthur signed the Organic Act into law. This act was responsible for the establishment of the legal structure of the territory, including the creation of the Territorial Legislature.

2. In 1964, November 30th was the day of the strongest earthquake ever recorded in North America. The magnitude 9.2 quake struck Prince William Sound at 5:36 pm local time and lasted for approximately four minutes. The earthquake caused widespread damage and resulted in 131 deaths.

3. November 30, 1929, was the day of the deadliest plane crash in Alaska’s history. A Ford Tri-Motor airplane owned by Northern Air Transport crashed near Juneau, killing all eight passengers and crew on board.

4. On November 30, 1980, the Mount St. Helens volcanic eruption in Washington state scattered ash across Alaska, causing significant damage to electrical systems and bringing air traffic to a halt for several days.

5. November 30, 2006, marked the groundbreaking ceremony for the building of the Knik Arm Bridge, a proposed bridge that would connect Anchorage to the Matanuska-Susitna Borough. While the project has faced numerous setbacks and delays, it remains a significant part of Alaska’s transportation infrastructure plans.