Ukraine's Defence Ministry officially confirms sending of Challenger 2 tanks to Ukraine

UK Considering Sending Challenger 2 Battle Tanks to Ukraine, Officials Say - Bloomberg

Sending Ukraine tanks weakens UK forces, says Army's top general, UK News

Germany hasn't ruled out sending Leopard tanks to Ukraine : NPR

Tanks of the Ukrainian Army - Wikipedia

UK-supplied Challenger 2 tank destroyed in Ukraine, a first from Russian fire

U.K. Aiming To Deliver Tanks To Ukraine By End Of March

Ukraine gets its tanks: Poland sending Leopard 2, and other nations may follow - Breaking Defense

Blow to Putin as both Germany and US confirm they will send tanks to Ukraine, World News

UK to send heavy battle tanks to Ukraine, Russia-Ukraine war News