A group of lawmakers in the US Senate have warned Russia that the sale of advanced Russian weaponry, particularly the S-400 surface-to-air missile defense systems, to foreign countries would lead to new sanctions against Moscow.
The group, led by Democratic Senator Bob Menendez, made the warning in a letter to the US State Department on Friday.
“We are writing today to specifically inquire about reported negotiations between Russia and certain countries over sales of the Russian government’s S-400 air defense system and whether these reported deals could trigger mandatory CAATSA sanctions,” the letter said, referring to the Countering America’s Adversaries Through Sanctions Act (CAATSA).
“Under any circumstance, a S-400 sale would be considered a ‘significant transaction’ and we expect that any sale would result in designations,” it added.
The S-400 is an advanced Russian missile system designed to detect, track, and…