Britannica AI Icon
Adding us as a Preferred Source tells Google you trust our content, so our articles show up more often in your Google Search, Discover feed, and AI Overviews.
verifiedCite
While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions.
Select Citation Style
Feedback
Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login).
Thank you for your feedback

Our editors will review what you’ve submitted and determine whether to revise the article.

External Websites

Korsakov, city, Sakhalin oblast (region), far eastern Russia. It lies in the southern part of Sakhalin Island on the Aniva Gulf. Founded in 1853 as a fortified post, it was the first Russian military post on the island. Its port opened in 1909. The settlement was ruled by Japan from 1905 to 1945 and was called Ōtomari. In 1946 it became a city and was given its present name. It is the largest port on the island, with ship repairing and a fish-processing factory. Pop. (2006 est.) 35,526.

This article was most recently revised and updated by Heather Campbell.
Discover the fascinating events that shaped the world, straight from our editors.
By clicking “Sign Up”, you consent to the Britannica Privacy Policy and Terms of Use.