Alaska became the 49th U.S. state on January 3, 1959.

Alaska officially became a U.S. state on January 3, 1959, after decades of being a U.S. territory following its purchase from Russia in 1867. The state's admission marked a significant milestone in U.S. expansion, making it 49th. Before statehood, Alaska had been an important military and economic asset, particularly during World War II and with its growing oil industry. Alaska's statehood was pivotal, with the region's vast natural resources, strategic location, and unique culture coming to the forefront. Today, Alaska plays a key role in the U.S. economy, particularly in energy and natural resources.