Alaska became the 49th state to enter the union in 1959.
Alaska was admitted to the Union on January 3, 1959. It is the largest state in the United States, with an area of 663,268 square miles. Its population is estimated to be around 731,545, making it the least populous state. Alaska is known for its rugged, beautiful landscapes and its abundance of natural resources. It is also home to some of the world's most spectacular wildlife.