"The US welcomes Russia's decision to release Michael Calvey from house arrest," O'Brien wrote on Twitter at the National Security Council.

“The US welcomes Russia's decision to lift Michael Calvey's house arrest.

We look forward to quick resolution of the remaining charges against him.

Upholding the rule of law is a critical step to any advancement in the US-Russia business relationship. ”- NSA Robert C. O'Brien

- NSC (@WHNSC) November 17, 2020

He added that the United States is awaiting a settlement of the remaining charges against him.

O'Brien stressed the importance of ensuring the rule of law for progress in Russian-American affairs.

Earlier, the Russian Supreme Court released Michael Calvey from house arrest.