Timeline: Deadliest attacks in Pakistan

July 2007: At least 100 people die when troops take control of the Red Mosque, ending an occupation by militants in the capital Islamabad.

Over the next two weeks, related attacks around the country take the toll to over 200.

October 2007: Bomb attacks targeting two-time former premier Benazir Bhutto kill at least 139 people in Karachi, just hours after she returns to Pakistan for the first time in eight years. She survives unhurt but is killed along with around 20 of her followers in a second attack two months later.

August 2008: At least 64 people, most of them workers, die when a double suicide attack hits Pakistan's biggest armaments factory in Wah, a town northwest of Islamabad.

September 2008: A huge truck bomb devastates the luxury Marriott Hotel in central Islamabad, killing 60 people and injuring over 250.

October 9, 2009: At least 52 people die when a suicide bomber blows up his car in a market in the northwestern town of Peshawar.

October 28: Also in Peshawar, a massive car bomb destroys a market crowded with women and children. Nearly 100 people die.