Both terrorists and governments are alleged to have used them — in Sri Lanka, Pakistan, Syria and Israel
Since March 2011, Syria’s brutal conflict has left more than 280,000 people dead and forced half the population to flee their homes.
“The terrorists fired rockets carrying mustard gas,” a statement said on state owned Ikhbariyah television station.
The war in Syria enters its sixth year — with no clear end in sight. Here’s the price that Syria and the world have paid already.
A timeline of key events during the Syrian conflict from the anti-regime protests in 2011 till present.
A glance at the cost of the five years of conflict in Syria.
Among those killed are around 80,000 civilians, including 13,500 children.
The British-based Syrian Observatory for Human Rights said it was largely holding, with casualties greatly reduced compared with before the agreement took effect.
President Assad issued a decree tasking Wael al-Halqi to form the new Cabinet.
White house press secretary said that the situation in Syria is horrendous and the only resolution to this is through negotiation.
US Secretary of State John Kerry alleged that the Syrian war is being aided and abetted by Russia.
Syrian militia groups recruit children for both combat as well as for using terror tactics in civilian-populated areas.
More than 130,000 people have died in Syria’s conflict, and more than a quarter of the population of 23 million now live as refugees.
Syria’s war has killed more than 120,000 people and forced millions more to flee their homes.
Rebels are reportedly trying to break the siege by state forces that have cut rebel supply lines.