Russian and Syrian warplanes have kept up their assault on Idlib after a summit failed to agree on a ceasefire.

The convention sees five nations - Russia, Iran, Kazakhstan, Azerbaijan and Turkmenistan – agree to the status of the disputed body of water.

Iran's President Hassan Rouhani dismissed US calls for talks before Washington reimposes sanctions.

Trump's conciliatory approach comes after he and Iranian President Hassan Rouhani traded hostile warnings earlier this month, leading Rouhani, to warn the US that war with Tehran would be the "mother of all wars."

To haggle about details after signing 'is ridiculous', says Iran's President, Hassan Rouhani.

Hundreds of thousands of Iranians marched on the streets to mark the 39th anniversary of the Islamic Revolution as President Rouhani appealed for unity

Deadly protests around Iran have reached their fifth day, with many seeing similarities—and differences—to the 2009 Iranian presidential election protests

Iranian President Hassan Rouhani has addressed the nation for the first time since protests started across the country four days ago. In a televised speech, Rouhani said that "people have the right to criticise" but not to cause disorder or destroy pubic property.

Iranian officials have called off rescue operations following the earthquake in western Iran on Sunday , but locals continue to search for signs of life.

The visit is designed to underpin closer ties between two countries at loggerheads with the US

President Trump this week could de-certify the nuclear accord with Iran and could impose additional sanctions on the Islamic Republic.

Tehran and Ankara join forces to speak out in opposition to an independent Kurdish state.

The Iranian leader accused Washington of trying to undermine Tehran's nuclear deal with world powers