18 October 1867 October 17, 2011 Author: Staff The United States purchases Alaska from Russia for $7.2 million. Famous Words of Inspiration..."No man is happy who does not think himself so." Publilius Syrus — Click here for more from Publilius Syrus Related posts: 2 October 1967 11 October 1942 8 October 1968 5 July 1948 Categories: History Tags: 18 October, 1867