Sumar is a city in and the capital of Sumar District

Sumar District

Sumar District is a district in Qasr-e Shirin County, Kermanshah Province, Iran. At the 2006 census, its population was 247, in 79 families. The District has one city: Sumar. The district was devastated during the Iran-Iraq War....

, in Qasr-e Shirin County, Kermanshah Province

Kermanshah Province

Kermanshah Province is one of the 31 provinces of Iran. The province was known from 1969 to 1986 as Kermanshahan and from 1986 to 1995 as Bakhtaran.-Counties:...

, Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

. At the 2006 census, its population was 20, in 15 families, making it Iran's least populous settlement with city status. Virtually the entire population of Sumar was killed by an Iraqi chemical attack, and the city destroyed during the Iran-Iraq War

Iran-Iraq War

The Iran–Iraq War was an armed conflict between the armed forces of Iraq and Iran, lasting from September 1980 to August 1988, making it the longest conventional war of the twentieth century...

. It has not been rebuilt.