Vickers Mk I and T-72M1, The Vickers MBT was a series of main battle tanks initially created as a private initiative by Vickers-Armstrongs for export ...from the United Kingdom, but adopted in its country of origin and by nations with small defense budgets. It was classified as one of the most efficient of its kind due to its relationship between price, efficiency and availability.
It was built under license in India (referred to locally as the Vijayanta), participated in conflicts such as the 1971 Indo-Pakistani War and in other nations such as Uganda.