IGFC. The 8th Division was transferred on September 7, 2006, and the 3rd Division on December 1, 2006. Another unspecified division also was transferred to IGFC control. Also transferred to the Iraqi chain of command were smaller logistics units: on November 1, 2006, the 5th Motor Transport Regiment (MTR) was the fifth of nine MTRs to be transferred to the Iraqi Army divisions. 2007 plans included, MNF-I said, great efforts to make the Iraqi Army able to sustain itself logistically. As of June 26, 2006, three Iraqi divisions, 18 brigades and 69 battalions were responsible for their own areas of operations (including two police commando battalions). 2008 On March 25, 2008, the Iraqi Army launched its first solely planned and executed high-profile division-level operation, Operation Charge of the Knights in Basra. They received Multi-National Force – Iraq support only in air support, logistics and via embedded advisors. Also, a British infantry brigade, part of Multi-National Division South-East, and stationed in Basra, were ready in a tactical overwatch role. Their participation was limited to the provision of embedded training teams. In April–June 2008, two brigades of the Iraqi Army 11th Division, supported by US forces, moved into the southern third of Sadr City. They were tasked to stop rocket and mortar attacks on US bases and the Green Zone. Following the Siege of Sadr City—a month of fighting—the Mahdi Army agreed to let Iraqi forces into the remaining portion of the city. On May 20, troops from the Iraqi Army 3rd Brigade of the 1st (Iraqi Reaction Force) Division and a brigade from the 9th Division moved into the northern districts of Sadr City and began clearing operations. In May, Iraqi army forces launched Operation Lion's Roar (later renamed to Operation Mother of Two Springs) in Mosul and surrounding areas of Nineveh Governorate. Iraq became one of the top purchasers of U.S. military equipment with the Iraqi army trading its AK-47 assault rifles for the more accurate U.S. M-16 and M-4 rifles, among other equipment. In June 2008 the army moved troops to the southern Maysan Governorate. Following a four-day amnesty for insurgents to turn over weapons, the Iraqi Army moved into the provincial capital Amarah. In late 2008, United States personnel were worried by Prime Minister Maliki's attempt to exert control over the Iraqi Army and police by proliferating regional operations commands. "Using the Baghdad Operations Command as his precedent,