The Ambassador of the Islamic Republic of Iran and Russia's Deputy Foreign Minister stressed the strengthening of cooperation regardless of the Western-imposed sanctions.

The Russian Foreign Ministry reported a series of plans adopted by the country to shore up cooperation with the Islamic Republic of Iran despite the sanctions imposed against the countries. 
Iran-Russia trade in 2021 reached a historical record of about 4 billion dollars.
Iran and Russia are sanctioned by the West, for they are against the US interventionist policies. 
The two countries played a significant role in destroying the US-backed ISIS in Iraq and Syria, a joint endeavor that made the West led by the US angry.
In her speech at the 2016 US election campaign, then-time US Secretary of State Hilary Clinton acknowledged that it was the US who created the Takfiri terrorist groups including ISIS and Al-Qaeda.