A senior Pentagon official said that Russia has likely lost half of its main battle tanks since the start of the invasion of Ukraine.
Russia Lost 1,500 Tanks, Likely Half Its Arsenal, in Ukraine: Report
Insight: In villages near Kyiv, how Ukraine has kept Russia's army at bay
Tanks - Page 2 of 4 - Task & Purpose
Will the Russian army be able to sustain a long conflict in Ukraine? Its resilience is still an open question
Leopards Into the Fray: How Will German Tanks Affect the Battlefield Balance in Ukraine? - Modern War Institute
Battle for Kyiv: How Ukrainian forces defended and saved their capital - Washington Post
How Has Russia Lost 2,103 Tanks in Ukraine War? - Warrior Maven: Center for Military Modernization
Russia invades Ukraine — live updates from Suspilne — Cуспільне Новини
Lessons from Ukraine could help shape Europe's new tank — if there is one