On this day in history, October 18, 1867, the United States purchases Alaska from Russia for $7.2 million.

On this day in history, October 18, 1867, United States purchases Alaska from Russia for $7.2 million.

The Alaska Purchase Treaty was signed on March 30, 1867, but the transaction was finalized on October 18, 1867, marking a significant expansion of U.S. territory. The purchase price of $7.2 million was a contentious issue at the time, with many Americans questioning the value of the land. However, the purchase ultimately proved to be a shrewd move, providing the U.S. with access to natural resources and strategic ports.