Russia’s war in Ukraine has dragged on longer than World War II, with Ukraine achieving unexpected successes at multiple fronts. From strategic defenses to effective counterattacks, Ukraine has kept Russia from achieving its objectives.

The latest phase of the war is less about maneuvers and operations than alliance politics and shifting allegiances.

Despite claims of success in Ukraine, new CSIS data shows that Russia is paying an extraordinary price for minimal gains, with over 1.2 million casualties. Russia is also in decline as a major economic power with slow growth,

Ukraine's drone schools are closely following the fast-developing drone battle and say their expertise only comes from Ukrainians, not Western allies.

Peter Harris is a Non-Resident Fellow with Defense Priorities. Asked in December 2025 what the biggest sticking point was in negotiating peace in Ukraine, U.S. President Donald Trump got straight to the point: land. “Some of that land has been taken.

Nearly four years into Vladimir Putin’s full-scale invasion of Ukraine, a new body of evidence points to a reality that cuts sharply against the Kremlin’s claims of success.

Russia attacked Ukraine’s capital Kyiv with ballistic missiles early on Tuesday, local authorities reported, following a week-long pause in strikes on major cities and infrastructure agreed to by Russia and the US as Ukraine grapples with plummeting winter temperatures.