Struma operation

This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Struma operation" – news · newspapers · books · scholar · JSTOR (September 2015) (Learn how and when to remove this message)

The Struma operation was the occupation of a part of northeastern mainland Greece by the Bulgarian army during the First World War between 17–23 August 1916. It was named after the Struma (Strymonas) river.