Here's a look at Pakistan. It borders Iran, Afghanistan and India in Southeast Asia. In 1947, Pakistan gained its independence from Great Britain.
(from the CIA World Factbook)
Area: 796,095 sq km (slightly less than twice the size of California)
Asif Ali Zardari
Elections and campaigns
Middle East and North Africa
Osama Bin Laden
Yousuf Raza Gilani
Accidents, disasters and safety
Government and public administration
Government bodies and offices
Political Figures - Intl
US federal court system
US federal government
US Supreme Court
Population and demographics
Continents and regions
Heads of government
International relations and national security
Terrorism and counter-terrorism
Unrest, conflicts and war
Population: 204,924,861 (July 2017 est.)
Median age: 23.8 years
Ethnic Groups: Punjabi 44.7%, Pashtun (Pathan) 15.4%, Sindhi 14.1%, Sariaki 8.4%, Muhajirs 7.6%, Balochi 3.6%, other 6.3%
GDP (purchasing power parity): $1.057 trillion (2017 est.)
GDP per capita: $5,400 (2017 est.)
Unemployment: 6% (2017 est.)
August 16, 1947 - Great Britain gives independence to the Indian subcontinent, splitting it into India, West Pakistan and East Pakistan (now Bangladesh).
1947-1948 - Pakistan fights its first war against India over control of the Kashmir area.
1965 - Pakistan and India fight their second war over Kashmir.
1971 - Pakistan and India go to war over independence for East Pakistan, later renamed Bangladesh.
1973 - A constitution providing for a parliamentary system of government is adopted.
July 5, 1977 - Prime Minister Zulfikar Ali Bhutto is deposed in a coup led by the army. He is executed in April 1979.
December 1, 1988 - Benazir Bhutto, the daughter of Bhutto, is elected as the first female prime minister of Pakistan and the first woman to lead a modern Muslim nation.
1990 - Nawaz Sharif is elected as prime minister.
1991 - Legislation is passed making Islamic law the law of the land.
October 12, 1999 - Army chief Pervez Musharraf takes power, overthrowing Sharif. Sharif had fired Musharraf after the army's failed invasion in Kashmir. Bhutto, who is facing possible arrest on corruption charges, goes into self-imposed exile.
October 5, 2007 - Musharraf signs a reconciliation ordinance that drops corruption charges against Bhutto. It could pave the way for a power-sharing deal with Bhutto, who is planning a return to Pakistan after years in exile.
October 18, 2007 - Hours after Bhutto arrives in Karachi, her motorcade is attacked by a suicide bomber. More than 120 people die in the blast but Bhutto is uninjured. Two days after the bombing, Bhutto vows to continue campaigning to promote her party, the People's Political Party (PPP).
November 3, 2007 - Musharraf declares a state of emergency. He suspends the country's constitution, postpones the upcoming elections and imposes restrictions on the media. Government authorities arrest 1,500 people who protest the state of emergency.
November 9, 2007 - Bhutto is placed under house arrest, preventing her from attending a protest rally. By day's end, the arrest order is lifted.
December 27, 2007 - Bhutto is assassinated during a rally.
March 9, 2008 - Sharif and Bhutto's widower, Asif Ali Zardari, jointly call on Musharraf to immediately convene the parliament.
March 25, 2008 - After winning the election, Gilani is sworn in as prime minister. Gilani, a member of the PPP, served in various capacities as a cabinet member during Bhutto's terms as prime minister.
August 18, 2008 - Musharraf resigns.
September 9, 2008 - Zardari is sworn in as the new president.
July-August 2010 - Catastrophic flooding leads to deaths of at least 1,600 people. Four million more are displaced.
May 14, 2011 - Parliament adopts a resolution condemning the US raid on bin Laden's compound. Lawmakers also threaten to cut off access to a facility used by NATO forces to ferry troops into Afghanistan.
April 26, 2012 - Gilani is convicted of contempt.
June 19, 2012 - The Supreme Court rules that Gilani is ineligible to hold office. Days later, Parliament elects Raja Pervez Ashraf to take Gilani's place as prime minister.
May 19, 2013 - Sharif gains a majority in Parliament, allowing him to form a government and become prime minister.
September 24, 2013 - A magnitude 7.7 earthquake strikes Balochistan province. More than 300 people are killed.
December 16, 2014 - Taliban gunmen attack the Army Public School and Degree College in Peshawar. One hundred forty-five people are killed, most of them children.
October 24, 2016 - At least 61 people are killed and 117 injured when militants attack a police training academy in Quetta.
December 7, 2016 - A Pakistan International Airlines plane crashes near Abbottabad, killing all 47 on board, including pop star-turned-religious artist Junaid Jamshed.
July 25, 2018 - Former cricket star Imran Khan's Pakistan Tehreek-e-Insaf (PTI) party wins the most seats in the country's general elections, full official results show. The election is marred by violence, including a deadly suicide attack, and allegations by other parties of election rigging.
August 18, 2018 - Khan is sworn in as prime minister.