The siege of Sarajevo was a prolonged blockade of Sarajevo, the capital of Bosnia and Herzegovina, during the Bosnian War. After it was initially besieged by the forces of the Yugoslav People's Army, the city was then besieged by the Army of Republika Srpska. Lasting from 5 April 1992 to 29 February 1996, it was three times longer than the Battle of Stalingrad, more than a year longer than the siege of Leningrad, and was the longest siege of a capital city in the history of modern warfare.

Sarajevo is the capital and largest city of Bosnia and Herzegovina, with a population of 275,524 in its administrative limits. The Sarajevo metropolitan area including Sarajevo Canton, East Sarajevo and nearby municipalities is home to 555,210 inhabitants. Located within the greater Sarajevo valley of Bosnia, it is surrounded by the Dinaric Alps and situated along the Miljacka River in the heart of the Balkans, a region of Southern Europe.