May 2, 2011 - Al Qaeda leader Osama bin Laden is killed by U.S. Special Forces during a U.S. raid in Abbottabad, Pakistan.
May 14, 2011 - Pakistan's parliament adopts a resolution condemning the U.S. raid on bin Laden's compound. The parliament also threatens to cut off access to a facility used by NATO forces to ferry troops into Afghanistan.
May 24, 2011 - Former Pakistani President Pervez Musharraf condemns the raid on the bin Laden compound, "No country has a right to intrude into any other country... Actually, technically, if you see it legally, it's an act of war."
May 25, 2011 - Pentagon spokesman Col. Dave Lapan announces that the U.S. is reducing its troops in Pakistan at the request of the Pakistani government.
October 2011 - Pakistani businessman Mansoor Ijaz claims in an op-ed piece for the UK-based Financial Times that a Pakistani diplomat had him deliver a secret memo to U.S. Admiral Mike Mullen. The memo, allegedly from Pakistani President Asif Ali Zardari, reportedly asked the U.S. to back Zardari in the event of a military coup related to the U.S. killing of Osama bin Laden in May 2011.
November 28, 2011 - Tensions among Pakistan, Afghanistan and the United States jump a notch, with Pakistan's prime minister warning there will be "no more business as usual" with Washington after NATO aircraft killed two dozen Pakistan troops.
December 30, 2011 - Pakistan's Supreme Court appoints a panel to investigate the memo allegedly sent by President Asif Ali Zardari to U.S. Admiral Mike Mullen.
February 13, 2012 - The Pakistani Supreme Court indicts Prime Minister Yousuf Raza Gilani for contempt after his refusal to re-open old corruption cases against President Asif Ali Zardari. Gilani is the first Pakistani prime minister to be charged while in office.
April 26, 2012 - Prime Minister Yousuf Raza Gilani is convicted and receives a symbolic sentence of custody for the duration of the hearing. He refuses to resign and says that he will appeal the conviction.
June 19, 2012 - Pakistan's Supreme Court rules that Prime Minister Gilani is ineligible to hold office. The court declares the prime minister disqualified retroactive to April 26.
June 22, 2012 - Raja Pervez Ashraf becomes the new prime minister of Pakistan after lawmakers approved his nomination in a majority vote in parliament.
May 11, 2013 - According to unofficial election results, former prime minister Nawaz Sharif's party, the Pakistan Muslim League Nawaz (PML-N), has won most of the seats in the National Assembly.
May 19, 2013 - Sharif successfully gains a majority in parliament, allowing him to form a government and become prime minister.
July 30, 2013 - Mamnoon Hussain, a well-known businessman, is elected president.
September 24, 2013 - A magnitude 7.7 earthquake strikes Balochistan province. More than 300 people are killed.