Syria says found Nato-made weapons in al-Mayadin in Dayr al-Zawr prov.

'NATO'-produced equipment found in Mayadin - Syrian Army general

NATO chief warns Syria on chemical weapons.

NATO urges UN probe into Syria 'chemical weapons'

Russia may create pretext to use chemical weapons, NATO says

Russia may create pretext to use chemical weapons, NATO says

Most urgent task is to supply Ukraine with enough weapons, says NATO chief

Russian invasion of Ukraine - Joe Bidden says that NATO will respond in kind if Vladimir Putin uses chemical weapons

Syria has used chemical weapons against rebels, US says

Syria says "terrorists" will strike Europe with chemical weapons

Pentagon Says Strike On Syrian Chemical Weapons Facilities Met Limited Objectives

Kerry says U.S. won't wait long for Syria chemical weapons plan

Syria has used chemical weapons against rebels, US says

U.S. says chemical weapons use in Syria 'undeniable'

Syria destroys chemical weapons facilities says watchdog

Chemical weapons inspectors says Syria cooperating with mission

U.S.'s Kerry says Russia deal has "full ability" to strip Syria of chemical weapons

Syria says it 'did not and will not' use chemical weapons

Kerry says Syria can avoid military strikes if al-Assad gives up chemical weapons

OPCW says Syrian chemical weapons facilities "destroyed"