UncleJesse: "They started with the T-80 and T-90 [tanks], went down to T-72, and indeed, we saw the first T-55s rolled out of the refurbishment to be put into battle and the same picture across artillery pieces as well," the officials said. The T-90 was first introduced in 1992, the T-80 in 1976, while the T-72 came into service in 1972 and the T-55 after World War II in 1948.