Examining Russia's losses in Crimea, Japan, WWI & Afghanistan. How historical defeats expose vulnerabilities in Russian ...

Fresh oil started pouring from a stricken Russian tanker in the Black Sea on Friday, said officials in Moscow, as Ukraine ...

Emergency workers toiling to clean up an oil spill in the Black Sea have detected seven new slicks, a Russian official told ...

The roots of Russia's invasion of Ukraine go back decades and run deep. The current conflict is more than one country fighting to take over another; it is — in the words of one U.S. official ...