In 2022, the European Union slapped the Kremlin with sanctions on all coal exports, impacting a quarter of all Russian coal exports worldwide in response to Russian President Vladimir Putin’s invasion of Ukraine. The United States has also tightened its own sanctions on Russian coal companies in recent years as part of a unified Western front. Three years later, the Russian war in Ukraine rages on, but the coal sector is now showing serious cracks and is likely on the verge of collapse. Russia has the 6th largest coal industry in the world,…