" challenger 2 ", 114 mm, 122 mm., 1944 ., 9k51, abrams, american, armored vehicles, art, battle, bm-21, bmp- 2, calliope, car, cargo, castle, centurion, challenger 2, conditions, covert, database, different, e- 75, fire, force, forest, france, front, g.klawek, gauge, german, germany, greek, guides, has been developed, infantry fighting vehicle, installation, launcher, leopard 1, live, losses, m1a2, m4a3, mcv 80 warrior, medium, missile, missiles m8, mk-xii, mrl, national people's army, nationale volksarmee, nna gdr, nva, open, picture, polygon, position, prekrasnogolosaya, reactive, russia, sherman, situation, soviet, sun uk, system, t-90, t34, tank, the army, the germans, tubular, ural, vincent wai, vincent wai., volley, weapon, zsu