The international rating agency S&P has downgraded Russia's long-term sovereign credit rating in foreign currency from "BBB-" to "BB +" and the long-term rating in national currency from "BBB" to "BBB-," TASS reported citing the agency.

The agency said on Friday it lowered Ukraine's long-term foreign and local currency sovereign credit ratings to "B-"from "B", citing risks to country's economic growth and financial stability from the Russian military operation.