Regional Command is an international military formation, of roughly division

Division (military)

A division is a large military unit or formation usually consisting of between 10,000 and 20,000 soldiers. In most armies, a division is composed of several regiments or brigades, and in turn several divisions typically make up a corps...

 size, which is one of the components of the International Security Assistance Force

International Security Assistance Force

The International Security Assistance Force is a NATO-led security mission in Afghanistan established by the United Nations Security Council on 20 December 2001 by Resolution 1386 as envisaged by the Bonn Agreement...

 in Afghanistan

Afghanistan

Afghanistan , officially the Islamic Republic of Afghanistan, is a landlocked country located in the centre of Asia, forming South Asia, Central Asia and the Middle East. With a population of about 29 million, it has an area of , making it the 42nd most populous and 41st largest nation in the world...

. It was formed in July 2010 largely from an area previously in Regional Command South

Regional Command South

Regional Command is a multinational military formation, part of the International Security Assistance Force in Afghanistan. It is responsible for provincial reconstruction and security in Kandahar, Lashkar Gah, Qalat and Tarin Kowt. The Command also has responsibility for the provinces of Nimruz...

. It is headquartered at Camp Leatherneck

Camp Leatherneck

Camp Leatherneck is a 1,600 acre United States Marine Corps base located in Helmand Province, Afghanistan. 2nd Marine Expeditionary Brigade initially developed Camp Leatherneck in 2008 in preparation of its forces deploying to Afghanistan. The forward element of the II Marine Expeditionary Force...

 and commanded by Major General John Toolan

John Toolan

Major General John A. Toolan Jr. is a United States Marine Corps two-star general, currently serving as 2d Marine Division Commanding General.His personal awards include the Defense Superior Service Medal, Legion of Merit of which Combat “V”, and the Combat Action Ribbon.- References :...

. The area of responsibility is largely Helmand

Helmand Province

Helmand is one of the 34 provinces of Afghanistan. It is in the southwest of the country. Its capital is Lashkar Gah. The Helmand River flows through the mainly desert region, providing water for irrigation....

 and Nimruz

Nimruz Province

Nimruz is one of the thirty-four provinces of Afghanistan, in the south-west of the country on the borders of Iran and Pakistan. The name Nimruz means "mid-day" or "half-day" in Persian. Nimruz covers 41,000 km² and has a population of 149,000...

 provinces. The United States Marine Corps

United States Marine Corps

The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...

 has usually provided the force headquarters. It consists of Task Force Helmand

Task Force Helmand

Task Force Helmand is the name given to a military unit of the International Security Assistance Force in Helmand Province, Afghanistan. Task Force Helmand is currently part of Regional Command Southwest and consists of military forces from countries such as Estonia and the U.K....

 of the British Armed Forces and Task Force Leatherneck

Task Force Leatherneck

Task Force Leatherneck or MEB-Afghanistan is a a Marine Air-Ground Task Force currently operating in Helmand Province, Afghanistan. The name was originally given to the 2nd Marine Expeditionary Brigade during its 2009-10 for Operation Enduring Freedom as part of Regional Command South...

 of the United States Marine Corps. The Helmand Provincial Reconstruction Team

Helmand Provincial Reconstruction Team

The Helmand Provincial Reconstruction Team is helping the government of the Islamic Republic of Afghanistan deliver government and security in the southern province of Helmand.- History :...

is also located in Regional Command Southwest.