"Liberating Alaska" is an alternate history short story by Harry Turtledove, published in the July/August 2018 issue of the Isaac Asimov's Science Fiction Magazine.
[1] The point of divergence occurs when the United States never purchases Alaska from Russia.
As a consequence of the Allied intervention in the Russian Civil War and the U.S. fighting the Red Army in Siberia, Vladimir Lenin is forced to cede Alaska to the U.S.
Joseph Stalin initiates a take-over of the city of Siknazuak (real-life Nome, Alaska with a variant of its Iñupiat name).
The story depicts the liberation of Siknazuak by the United States Marine Corps.