Four years after launching the full-scale invasion of Ukraine, Russia has not achieved any of its strategic goals. The conflict – now lasting longer than the Soviet Union’s fight against Germany in World War II – has only caused Moscow to lose its influence dramatically in the post-Soviet space. Is there a way out of the Kremlin’s Ukraine adventure?In the early days of war, which erupted on February 24, 2022, Russian President Vladimir Putin claimed that his “special military operation” in...