The LT(Light Tank) vz.(model) 38 was destined to become one of the most widely used Czechoslovak tanks, although not in Czechoslovak hands. Ordered into production in 1938, the LT-38 drew on the experience from earlier LT-35 and became the most successful product of the Czechoslovak industry.LT-38 in different variants was exported to many countries and gained an excellent reputation among its foreign users such as Sweden (THN Sv), Iran / Persia (TNH), Peru (LTP), Switzerland (LTH - Pz39) and Lithuania (LTL).