The Missile Technology Control Regime (MTCR) is an informal and voluntary partnership among 34 countries to prevent the proliferation of missile and unmanned aerial vehicle technology capable of carrying a 500 kg payload for at least 300 km. The Missile Technology Control Regime (MTCR) was established in April 1987 by the G7 countries: Canada, France, Germany, Italy, Japan, Great Britain, and the United States. The MTCR was created in order to curb the spread of unmanned delivery systems for nuclear weapons, specifically delivery systems that could carry a minimum payload of 500 kg a minimum of 300 km. The concept was in the news recently. To know more click the above link titled ‘Related News’.