While Moscow and Tehran have shared warmer relations for decades, a revival of the nations’ allyship occurred when the former invaded Kyiv.

Just three days before US President-elect Donald Trump returns to the White House, Russia and Iran are set to finally sign a “comprehensive partnership agreement,” a deal that’s been in the works for months.

Russian and Iranian officials say the "comprehensive strategic partnership treaty" covers all areas -— from trade and military cooperation to science, education and culture.

For Moscow, Iranian President Masoud Pezeshkian's visit to Russia on Jan. 17 is a diplomatic victory. The trip's centerpiece will be the finalization of a long-heralded partnership deal between Russia and Iran,

The agreement is focused more on trade than military issues, but it will bring two countries with a shared desire to challenge the West closer together.

The Kremlin says Russian President Vladimir Putin will host his Iranian counterpart President Masoud Pezeshkian this week for the signing of a broad partnership pact between Moscow and Tehran

Iranian President Masoud Pezeshkian has arrived in Russia for the signing of a broad cooperation treaty as his country grapples with growing economic problems and other challenges.

The two countries sign a 20-year treaty covering areas ranging from defence and technology to energy and trade.

By Vladimir Soldatkin and Andrew Osborn MOSCOW (Reuters) -Russian President Vladimir Putin and his Iranian counterpart Masoud Pezeshkian held talks in Moscow on Friday ahead of the signing of a strategic partnership treaty involving closer defence cooperation that is likely to worry the West.