Sources: BBC
An explosion at the headquarters of the Chechen-led Ajnad al-Kavkaz rebel group in Idlib, Syria, kills at least 23 people, while several people remain unaccounted for, according to the Syrian Observatory for Human Rights. 2018-01-7
Russia suspends a pact with the United States to coordinate operations in Syrian airspace. 2017-04-7
Airstrikes reportedly kill at least 82 people, including 58 civilians, in Syria's eastern Deir ez-Zor Governorate, according to the Syrian Observatory for Human Rights. 2016-06-26
At least 13 Iranian soldiers are killed in a battle with Islamist militants in a village near Aleppo, Syria. This is the largest single day loss for the Iranians since the start of the conflict. 2016-05-7
Twin bomb blasts hit the Syrian city of Homs with at least 57 people reportedly killed and more than 100 injured. The Islamic State of Iraq and the Levant claims responsibility. 2016-02-21
Médecins Sans Frontières reports that an air strike has destroyed a hospital in the Idlib Governorate of northwest Syria, with seven people killed and at least eight people missing, presumed to be dead. 2016-02-15
Several suicide-bomb attacks targeting Assyrian Christians celebrating New Year's Eve at restaurants in the Kurdish-controlled Syrian city of Al-Qamishli, Al-Hasakah Governorate, leave at least 16 people dead and 35 wounded. The Islamic State of Iraq and the Levant are suspected to be behind the bombings. 2015-12-30
The United Nations estimates that the death toll in Syria has doubled to at least 191,000 in the past year. 2014-08-22
Gunmen kidnap seven workers from the International Committee of the Red Cross from northern Syria. 2013-10-13
Three people, including a 28-year-old anti-Assad sheikh, are killed in combat between pro-Assad and anti-Assad groups in the Lebanese city of Tripoli. 2012-08-24