The price of Russia’s crude has tumbled over the past three months to its lowest level since Russia invaded Ukraine in early 2022, weighed down by intensified U.S. sanctions and falling international benchmarks. Russian crude shipped out of all major export terminals on the Black Sea, Baltic Sea, and Far East port of Kozmino fetches just about $40 per barrel currently, per Argus Media data cited by Bloomberg on Tuesday. The discount of Russia’s crude to Brent has widened since the U.S. sanctioned the top Russian oil producers and exporters,…