killed, and six more officers were among the 38 people wounded in what was described as a well-planned and co-ordinated attack. June: 2–4 June: The Karzai administration organized the Afghan Peace Jirga in Kabul that was announced after the 2009 presidential elections. The Taliban were not invited. July: 20–29 July: International Conference on Afghanistan in Kabul August: 6 August: killing of 10 members of a Christian charity's medical team in the mountains of Badakhshan. 10 August: Amnesty International states that the International Criminal Court should open a formal investigation into crimes committed by the Taliban and other insurgent groups in Afghanistan. 2011 The insurgency continued strongly in 2011. Timeline The Taliban continued attacking and ambushing NATO and Afghan troops as well as the targeted assassination of government officials. January: 29 January: The deputy governor of Kandahar was killed in a suicide attack. Three months later, on 15 April the Kandahar chief police, General Khan Mohammed Mujahid was killed. April: It was reported that in 2011, the United States was spending 2 billion dollars per week fighting in Afghanistan against the Taliban. In a 2011 forecast the war in Afghanistan was estimated at 108 billion dollars for the year, while the Iraqi War was estimated at 50 billion. May: 28 May: The Taliban assassinated one of their main opponents, Mohammed Daud Daud, in a bomb attack. Six others were also killed. He was the chief of the police for the northern of Afghanistan. July: 18 July: President Karzai's advisor, Jan Mohammad Khan, was assassinated in Kabul by the Taliban in an attack that also killed an Afghan deputy. As of 18 July, coalition forces started their plan of transition by handing power of several areas to the Afghan authority following their plan of future pull out of the country. A Taliban militant who had infiltrated the Afghan police force killed seven other policemen in Lashkar Gah. The same day the police chief of Registaan district and three other policemen were killed in bomb attacks. As of 22 July 325 coalition fighters were killed, more than 55% of the deaths caused by IED's. 19 July: ISAF General Chief David Petraeus left his position with mixed results. During his time as the head of ISAF, 3775 insurgents were killed or captured in 2832 raids while 713 NATO soldiers were killed. Overall the level of violence in the country increased. He was replaced by