Syrian civil war

Chief Syrian opposition negotiator resigns

Mohammed Alloush resigns from peace talks following the failure of the Geneva negotiations.

Thousands flee ISIS offensive in northern Syria

As Kurdish-led forces advance on ISIS capital Raqqa, jihadists launch major assault on Syrian rebels, head for clash with Kurds.

Syria death toll rises past 280,000

Syria's devastating war has killed 282,283, says the Syrian Observatory for Human Rights.

Syria: Russian base severely damaged in ISIS attack

Russian airbase took 'quite a bad hit', destroying 20 trucks and four helicopters, according to US intelligence firm.

Kerry urges Russia to help stop Syrian regime's attacks

Kerry asks Russian counterpart to press Syria to stop bombing opposition forces and civilians in Aleppo and the Damascus suburbs.

UN condemns ISIS and regime bombings in Syria

UN chief condemns ISIS bombings in two Syrian coastal cities, voices concern about the military escalation around Damascus.

More than 120 killed in ISIS attacks on Assad regime strongholds

Seven bombs target Syrian regime strongholds of Tartus and Jableh, leaving at least 101 people dead.

Russia proposes joint air strikes with United States in Syria

United States rejects a Russian proposal to launch joint air strikes against jihadists from next week in Syria.

Syria regime retakes key town outside capital

Syrian troops backed by Hezbollah terrorists take advantage of rebel infighting to seize Deir Al-Assafir, and nine villages.

Israel believes Syria used sarin gas on ISIS

Did Assad save his deadliest weapon despite an international effort to destroy his arsenal?

52 dead as rival rebel groups clash near Syria capital

Powerful Army of Islam rebel faction engaged in bloody power struggle with Al Qaeda's Syrian franchise, even as regime attacks continue.

Syrian army battles jihadists near Palmyra

Syrian regime forces fight jihadists near Palmyra, which was recently taken back from ISIS.

Russian soldier killed by Syrian rebels

Hours before ceasefire is set to expire, Russian soldier killed by Syrian rebels.

Syria jihadists capture Iranian Revolutionary Guards fighters

Sunni Islamist rebels also withholding the bodies of 12 Iranian soldiers killed in recent clashes. Iranian general among the dead.

Syrian army announces extension of Aleppo truce

Truce in Aleppo between regime forces and rebels extended by 48 hours.

Syrian opposition: Hezbollah using chemical weapons

Lebanese terrorist group accused of using chemical weapons against rebel areas, particularly in Aleppo and Ghouta.

Syrian authorities lose control of jail amid prisoner mutiny

Syrian security forces fail to retake control of Hama prison, as attempts to storm the building are rebuffed by rioting prisoners.

13 Iranian troops killed in Syria clashes

Jihadist rebels drive pro-regime forces from key village, inflicting Iran's worst losses over such a short period in the entire war so far.

Ban livid over attack on Syria camp for displaced

UN Secretary-General blasts deadly attack on a camp for displaced Syrians in Idlib, calls for Security Council to refer Syria to ICC.

Britain blasts Russia for blocking resolution on Aleppo

Britain slams Russia for blocking a UN Security Council statement condemning the Syrian military offensive in Aleppo.

Truce takes hold in Syria's Aleppo

Syria's war-ravaged second city enters 48-hour ceasefire, but prospects bleak for any long-term truce.

Syrian army agrees to truce in Aleppo

Under pressure from Russia and the United States, Syrian army agrees to two-day truce in the war-ravaged city of Aleppo.

Kerry warns Assad against truce violations

Secretary of State John Kerry warns Syrian President of "repercussions" if his regime violates ceasefire being negotiated in Aleppo.

UN to hold urgent meeting on crisis in Aleppo

UN Security Council to discuss the crisis in Syria's frontline city of Aleppo.

Intra-rebel clashes east of Damascus kill dozens

Despite regime onslaught, Islamist rebels turn on each other in major battle east of Syrian capital.

Russian FM: Syria ceasefire to extend to Aleppo 'within hours'

Russian Foreign Minister Sergei Lavrov says talks under way to stop slaughter in Syria's Aleppo.

UN chief appeals for re-launch of Syria ceasefire

Ban Ki-moon urges Russia and the United States to put Syria's ceasefire back on track.

Report: Assad regime cut deal with ISIS

Leaked ISIS documents reveal Syrian leader cooperated with the brutal terror group for years.

Stating the obvious? Kerry: Syria 'in many ways out of control'

US Secretary of State's insightful comments come as he vows to work to salvage crumbling ceasefire.

Iran to grant citizenship to families of foreign 'martyrs'

In a bid to encourage more Afghan and other foreign 'volunteers' to fight in Syria, Iranian gov't increases incentives.

Syrian regime preparing 'major offensive' to capture Aleppo

Regime-controlled newspaper echoes government officials, says major operation imminent.

Obama: It would be a mistake to send troops to Syria

On visit to London, US President Barack Obama warns against US, allies, deploying ground troops to overthrow Assad, fight ISIS.

Syria peace talks to continue until April 27

Negotiators say UN-brokered talks will push ahead until April 27, despite the departure of the main opposition group.

UN: Syria peace talks will continue despite opposition quitting

UN envoy Staffan de Mistura downplays Syria opposition's quitting peace talks, saying they will continue.

Syria: Kurdish, regime forces in fierce clashes

Uneasy alliance breaks down in Qamishli, with fierce gunbattle raging between rival militias.

UN begins evacuating besieged Syrians

UN begins evacuating hundreds of wounded people from besieged Syrian towns.

Syria opposition delegation leaders leave Geneva

Fragile ceasefire talks in tatters as violence in Syria rages on.

Syrian opposition threatens to quit talks

Syrian opposition's delegation threatens to quit peace talks in Geneva amid continued fighting in Aleepo.

Surprise surprise: Assad's party wins Syrian elections

In widely expected victory, Syrian dictator's party wins another 'landslide' - though defying him was impossible.

Syrian opposition rejects UN proposal for Assad to stay

Syria's opposition has rejected a proposal from UN envoy that would have kept Bashar Al-Assad as president during a political transition.

UN envoy: Syrian regime blocking crucial aid deliveries

UN envoy Staffan de Mistura says Syria is imposing restrictions on humanitarian convoys to besieged people.

ISIS seizes Syria villages near Turkish border

Jihadists push back against rebel offensive, seize strategically-important border town, as fragile ceasefire continues to fray.

Russia seeks resolution on Syria chemical weapons

Russia and China propose UN resolution that would have states report when terrorists are developing chemical weapons in Syria.

Iran cites 'truce violations' as 4 more Iranians killed in Syria

Iranian death toll continues to rise in Syria, as ceasefire teeters on the brink.

UN envoy: Syria peace talks are 'crucially important'

UN peace envoy to Syria says upcoming round of negotiations in Geneva are "crucially important".

ISIS retakes Turkey border down from Syrian rebels

Al Qaeda rebels launch major offensives throughout Syria, which ISIS makes advances along Syrian-Turkish border.

Aid airdropped to besieged Syrian city

World Food Program delivers 20 tons of food aid to the besieged Syrian city of Deir Ezzor.

Syria: Fierce fighting kills 35 around Aleppo

Clashes around Syria's second city kill at least 16 pro-regime fighters and 19 members of Al-Nusra Front.

Russia helps secure Syria's release of American citizen

Russia secures the release of Kevin Dawes, an American citizen who was detained in Syria in 2012.

US strike in Syria kills several Al Qaeda terrorists

Following death of Nusra Front's spokesman, additional US airstrike kills scores more Al Qaeda fighters.

UN Syria envoy meets Lavrov ahead of peace talks resumption

UN envoy Staffan de Mistura meets Russian Foreign Minister Sergei Lavrov as peace talks are expected to resume next week.

Watch: Rebels down regime warplane in Syria, capture pilot

Al Qaeda-aligned Ahrar al-Sham rebels capture one pilot alive near Al-Eis, which jihadists recently seized from regime forces.

More than 220 Iranian soldiers killed in Syria since October

Report reveals mounting death toll for Tehran as it continues to back Assad regime; Hezbollah confirms deaths of 2 senior commanders.

Report: ISIS uses mustard gas against Syrian army

Syrian media says ISIS terrorists attacked Syrian army troops with mustard gas in an offensive against a military airport.

Pentagon confirms death of senior Al-Nusra Front member

Pentagon confirms it had targeted the spokesman of Syria's Al-Qaeda branch.

Iran deploys elite 'commandos' to Syria

Iranian general says Iran upping its contingent of 'advisers' aiding Assad regime, as Russia scales back its own commitment.

Spokesman for Syrian Al-Qaeda affiliate killed in air strike

Spokesman for Al-Nusra Front, his son and 20 other jihadists killed in the northeast of the country.

Syrian troops find mass grave in Palmyra

Days after recapturing Palmyra, Syrian troops find mass grave containing the bodies of 42 people executed by ISIS.

France accuses Syrian regime of violating ceasefire

France accuses Assad regime of trying to undermine efforts by the international community to resolve the conflict.

Russia, US agree to dethrone Assad, send him into exile

Reports indicate the US and Russia have secret agreement to ease Assad from power and send him into exile.