Post–World War II Sherman tanks the M32 Chenca TRV (Tank Recovery Vehicle). Paraguay had 10 Shermans in active-duty military service as of 2016, which were predominantly used for operational training and support, in addition to another 5 that are kept in storage and were usually deployed for parades. These Shermans were retired from service in April 2018. Post–World War II Sherman tanks This article deals with Sherman tanks extensive use around the world after World War II and catalogues foreign post–World War II use and conversions of Sherman tanks and variants based on the Sherman chassis. "See Rocket artillery for rocket/missile tank photos." "See Armoured
World War II had been used predominantly for infantry support in the First World War, had evolved into the primary weapon. In the late 1930s, tank design was considerably more advanced than it had been during World War I, and advances continued throughout the war with increases in speed, armour and firepower. At the start of the war, most commanders thought enemy tanks should be met by tanks with superior specifications. This idea was challenged by the poor performance of the relatively light early tank guns against armour, and German doctrine of avoiding tank-versus-tank combat. This, along with Germany's use of combined arms,