plant warfare
51Chemical weapons in World War I — A poison gas attack using gas cylinders in World War I. The use of chemical weapons in World War I ranged from disabling chemicals, such as tear gas and the severe mustard gas, to lethal agents like phosgene and chlorine. This chemical warfare… …
52Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …
53Dirty War — For other uses, see Dirty War (disambiguation). Argentinean Dirty War Part of Operation Condor …
54Nuclear proliferation — World map with nuclear weapons development status represented by color.   Five nuclear weapons states from the NPT …
55T-26 — Infobox Weapon name= T 26 caption= Finnish T 26 at the Parola Tank Museum origin= Soviet Union type= Light Infantry tank is artillery= is vehicle= yes is UK= yes service= 1931–45, –1953 in Spain used by= Soviet Union, Turkey, Afghanistan, Spain,… …
56Shifting cultivation — For methods, see slash and burn Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily, then abandoned. This system often involves clearing of a piece of land followed by several years of wood harvesting… …
57USS Benjamin Stoddert (DDG-22) — Career (US) …
58BMD-1 — Infobox Weapon name=BMD 1 caption=BMD 1 on display in Kiev, near the Great Patriotic War Museum, before September 4, 2005. origin=Soviet Union type=Airborne infantry fighting vehicle is vehicle=yes service=1969 present used by=See Operators… …
59Italy — /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… …
60naval ship — Introduction the chief instrument by which a nation extends its military power onto the seas. Warships protect the movement over water of military forces to coastal areas where they may be landed and used against enemy forces; warships… …
