Wagon fort the square would usually be the cavalry. There were two principal stages of the battle using the wagon fort: defensive and counterattack. The defensive part would be a pounding of the enemy with artillery. The Hussite artillery was a primitive form of a howitzer, called in Czech a "houfnice", from which the English word howitzer comes. Also, they called their guns the Czech word "píšťala" (hand cannon), meaning that they were shaped like a pipe or a fife, from which the English word pistol is possibly derived. When the enemy would come close to the wagon fort, crossbowmen and hand-gunners
87 mm light field gun M1877 87 mm light field gun M1877 87-mm light field gun M1877 () was a field gun utilized in Russo-Japanese War, World War I, Russian Civil War and a number of interwar period armed conflicts with participants from the former Russian Empire. The gun was initially developed by Krupp, but was also produced in the Russian Empire. Russian-manufactured pieces differed from the German-manufactured ones in breech type and construction elevation mechanism. The gun lacked recoil mechanism. In addition to the standard variant, a lightweight version was produced. It had shorter barrel (18 calibers), which resulted in reduced muzzle velocity (412 m/s)