The attack on a mosque in northern Sinai in Egypt on Friday was the deadliest attack in the country
The modern Egyptian history, with the announcement by the Attorney General's office that the death toll has risen to 235.
The following are the most prominent bloody attacks in Egypt since the late 1990s
Targeting tourists
November 1997: 62 people, including 58 tourists, were killed in an attack on the Temple of Hatshepsut in Luxor and adopted by Jemaah Islamiah, one of the most prominent armed groups in Egypt in the 1990s.
October 2004: 34 people, including Israeli tourists, were killed in three bombings in Taba and Nuweiba in southern Sinai, and 100 people were injured.
July 2005: 70 people were killed in three explosions in the resort of Sharm el-Sheikh in South Sinai. Four terrorist organizations have adopted attacks, including one linked to al-Qaeda.
October 2015: The Islamic state's organization adopted a Russian airliner to take off minutes after taking off from Sharm el-Sheikh airport in southern Sinai, killing 224 people on board. The organization announced that the plane had been dropped by a bomb.
Attacks against security forces
August 2013: At least 25 policemen were killed in northern Sinai, the stronghold of a number of armed groups.
October 2014: 30 soldiers were killed in a car bomb attack on a security base in northern Sinai.
January 2015: 30 people, mostly soldiers, were killed in coordinated and simultaneous attacks in northern Sinai by the Egyptian branch of the Islamic State Organization.
July 2017: 26 soldiers were killed and wounded in a car bomb attack targeting a security checkpoint in northern Sinai.
Attacks against religious minorities
Since December 2016, a local branch of the Islamic State Organization has adopted a series of attacks that have killed more than 100 Copts. Copts account for about 10 percent of Egypt's 100 million population.
December 2016: 29 Copts were killed in a suicide attack on a church in the heart of Cairo.
April 2017: 45 Copts were killed in two bombings targeting churches in Alexandria (north) and Tanta (in the Nile Delta) during the celebration of the Copts in Palm Sunday, a difference of about two hours between the two attacks.
May 2017: 29 Copts, including many children, were shot dead in an attack by an Islamic state on a bus they were carrying to a monastery in Minya province (central Egypt).