Russia Says U.S. Shared Warning of Moscow Attack Plot

Russia's Federal Security Service states it received information from the United States about plans for a terrorist attack in Moscow and is taking steps to respond. The U.S. Embassy in Moscow stated earlier that it was aware of a credible threat of a mass casualty event on October 31, 2026, at the Tsaritsyno Museum Reserve. Officials noted that the U.S. government was coordinating with Russian authorities regarding the warning.

Action Taken

The Tsaritsyno Museum Reserve, which is a palace museum and park complex located south of Moscow, has been temporarily closed to the public. Russian law enforcement agencies confirmed that access to the park area is currently restricted.

Context

Security warnings between international intelligence services often precede high-profile security operations and venue closures. Similar advance warnings occurred before past security incidents in the region, highlighting the role of intelligence sharing in threat prevention.