North Korean won
The won (; , ; symbol: ₩; code: KPW) or Korean People's won is the official currency of North Korea. It is subdivided into 100 "chon". The won is issued by the Central Bank of the Democratic People's Republic of Korea, based in the capital city, Pyongyang.
North Korean support for Iran during the Iran–Iraq War
North Korea sold arms primarily as a source of foreign exchange. North Korea demanded the currency of its declared enemy, the United States, as payment. Sales ended only after North Korea's nuclear test, in October 2006, caused the passage of United Nations Security Council Resolution 1718 embargo.