Interim Foreign Minister Ali Bagheri Kani says brining a suit against those behind chemical attacks against Iran is not subject to the passage of time.

Russia has refuted a US claim that its forces in Ukraine had breached an international prohibition on chemical weapons by employing banned substances such as a prohibited choking agent.

The Organisation for the Prohibition of Chemical Weapons (OPCW) says based on "reasonable grounds", the Daesh Takfiri terrorist group used chemical weapons during attacks on the town of Marea near Aleppo in 2015.

An Iranian diplomat says Israel should be brought to justice for all four core international crimes it committed in Gaza.

Iran is commemorating Sacred Defense Week when the Iraqi Baathist regime and its foreign backers in September 1980 launched a no-holds-barred war against the Islamic Republic.

Iran’s foreign minister and a group of survivors of chemical weapons visit Japan as the country remembers the US atomic bombings of Hiroshima and Nagasaki.

A court in The Hague says it will deliver a verdict after five Iranian nationals sue two Dutch firms for supplying chemical weapon components to Saddam Hussein's regime.