Howitzer groups called batteries. The English word ""howitzer"" comes from the Czech word ""houfnice"", from "houf", "crowd", and "houf" is in turn a borrowing from the Middle High German word "Hūfe" or "Houfe" (modern German "Haufen"), meaning "heap". "Haufen", sometimes in the compound "Gewalthaufen", also designated a pike square formation in German. In the Hussite Wars of the 1420s and 1430s, the Czechs used short barreled ""houfnice"" cannons to fire at short distances into crowds of infantry, or into charging heavy cavalry, to make horses shy away. The word was rendered into German as "aufeniz" in the earliest attested use in
Type 97 57 mm tank gun tank gun had the following specifications: Type 97 57 mm tank gun The Type 97 57 mm tank gun was originally the main armament of the Imperial Japanese Army Type 97 Chi-Ha medium tank during the Second World War. The Type 97 Chi-Ha tank was the most widely produced Japanese medium tank of the war, although the armor protection was average for a 1930s tank. The 57 mm main gun, designed for infantry support, was a carry over from the 1933 Type 89 medium tank. The gun was a short barrelled weapon with a relatively low muzzle velocity which was