As many as 10 of the vehicles - enough to equip a squadron - could be on the table, with hopes it could prompt other allies to do the same.
Military analyst Philip Ingram, looks at the latest developments in Ukraine and assesses Russia's claim that it has killed 600 Ukrainian troops.
Sky News is an unrivalled, world class breaking news service with a spirit of innovation and a fresh approach to news broadcasting. As the UK's first dedicated 24-hour news channel, Sky News has built a deserved reputation for being the first to break major news as well as offering insight and analysis on the latest stories. It is renowned for the speed of its coverage and flexibility of reporting news live across all its platforms - TV, mobile, online, social, connected TV and radio.
UK considering supplying Ukraine with battle tanks for first time
Britain says it will give Ukraine tanks, breaching a Western restriction - The Japan Times
Europe gears up to send Western tanks to Ukraine
UK Considering Sending Challenger 2 Battle Tanks to Ukraine, Officials Say - Bloomberg
UK weighs up Ukraine tank delivery - Defence Connect
UK considering sending battle tanks to Ukraine
Analysis of Land Army Maintenance Techniques in the War in Ukraine
Ukraine war leaves British Army 'very uncomfortable' with Future Soldier capabilities - Breaking Defense
UK ready to send Challenger 2 tanks for next Ukrainian offensive