Suspected Syria chemical attack

The OPCW has said its data provided "reasonable grounds" an attack took place, but assigned no blame.

The suspects in the Novichok poisoning and their superiors are hit with EU sanctions.

The US and UK say Syria and Russia made up a story of a chlorine gas attack in Aleppo in November.

Moscow targets rebels near Aleppo after accusing them of launching a chemical attack on the city.

A BBC investigation has found that at least 106 chemical attacks have taken place since mid-2014.

Activists allege that government forces dropped bombs filled with chemicals on rebel-held Douma.

A suspected chemical attack in Douma in April reportedly left dozens of civilians dead and caused an international outcry.

The OPCW's new powers to assign blame are likely to raise tensions between world powers.

The world's chemical weapons body can now assign blame for attacks, despite Russian protests.

The foreign secretary says breaches of the chemical weapons ban in Syria cannot be ignored.

The country, which is accused of chemical attacks, takes the helm of global forum on arms control.

The global chemical weapons watchdog says chlorine was released from cylinders in Saraqeb.

International experts make a much-delayed examination of the site of a suspected attack in Douma.

Members of the Security Council seek to heal divisions over Syria during a meeting in Sweden.

The outcry sparked by Trump's bombing of Syria would be ignored at his peril, says Adam Gingrich.

As the investigation into an alleged chemical attack in Syria continues, one group is spreading its unsubstantiated take.