Kremlin tells US to await response to 'economic war'

The Kremlin accused the United States today of declaring an economic war on Russia that was sowing mayhem through energy markets, and it put Washington on notice it was considering its response to a ban on Russian oil and energy.

Russia's economy is facing the gravest crisis since the 1991 fall of the Soviet Union after the West imposed heavy sanctions on almost the entire Russian financial and corporate system following Moscow's invasion of Ukraine.

Kremlin spokesperson Dmitry Peskov cast the West's sanctions as...