Benedict Arnold, Vidkun Quisling, Philippe Pétain: The names of famous traitors and enemy collaborators resonate through history. Now their ranks are being replenished amid the Russia-Ukraine war, even if few names have yet become infamous outside Ukraine. Since the 1991 breakup of the Soviet Union, Ukraine’s history as an independent …

From the outset of his invasion of Ukraine, Russian President Vladimir Putin’s vast ambitions for the war were obvious. He intended to topple the government in Kyiv and either partition or take control of Ukraine. But Putin’s aspirations extended beyond carving a sphere of influence in central and eastern Europe. …

Ukraine’s outgoing Defense Minister Oleksii Reznikov, who resigned on September 4, was known for his deep relationships with the country’s Western partners. Outspoken and often wearing an olive green hoodie since the full-scale invasion began, the bald, bespectacled former Kyiv city councilman developed a reputation for being detail-oriented but personable, …