In 1867.
Alaska was purchased by the United States from Russia.
The Aleutian Islands campaign lasted from June of 1942 to August of 1943.
figure it out yourself REAL ANSWER: 1867
The Hawaiian Territory was more valuable than the Alaskan Territory.
If it was US TERRITORY; yes. US Military Bases and US Warships are US Territory.
The US purchased Louisiana from France.
Alaska was purchased by the United States from Russia.
The French.
It was purchased in 1867, became a Territory in 1912 and the 49th US State in 1959.
They purchased it from France.
France
May 11, 1912 it received official status as a Territory. In 1867 in was purchased from Russia. In 1959 it became a US State.