Biological warfare, also known as germ warfare, is the use of any organism (bacteria, virus or other disease-causing organism) or toxin found in nature, as a weapon of war. ... The mushroom cloud of the atomic bombing of Nagasaki, Japan, 1945, rose some 18 kilometers (11 mi) above the hypocenter. ... World map with nuclear weapons development status represented by color. ... Nuclear strategy involves the development of doctrines and strategies for the production and use of nuclear weapons. ... Chemical warfare is warfare (and associated military operations) using the toxic properties of chemical substances to kill, injure or incapacitate an enemy. ... A weapon of mass destruction or (WMD) is a term used to describe munitions with the capacity to indiscriminately kill large numbers of human beings. ... Map of hypothetical fallout dispersal after a large-scale nuclear attack against the United States. ... A radiological weapon (or radiological dispersion device, RDD) is any weapon that is designed to spread radioactive contamination, either to kill, or to deny the use of an area (a modern version of salting the earth) and consists of a device (such as a nuclear or conventional explosive) which spreads... North Korea claims to possess nuclear weapons, and it is widely believed to have a substantial arsenal of chemical weapons (deliverable by artillery against South Korea). ... Iraq and weapons of mass destruction concerns the Iraqi governments use, possession, and alleged intention of acquiring more types of weapons of mass destruction (WMD) during the presidency of Saddam Hussein. ... Preparation for an underground nuclear test at the Nevada Test Site in the 1980s. ... This is a list of countries with nuclear weapons. ... Russia possesses one of the two largest stockpiles of weapons of mass destruction in the world (the United States possess the other). ... The Federal Government of the United States is known to possess three types of weapons of mass destruction: nuclear weapons, chemical weapons and biological weapons. ... The United Kingdom has a nuclear arsenal but is generally believed no longer to have any chemical or biological weapons. ... France is said to have an arsenal of 350 nuclear weapons stockpiled as of 2002 [1]. The weapons are part of the national Force de frappe. ... The Peoples Republic of China is said to have an arsenal of about 400 nuclear weapons stockpiled as of 1999, although this number is questionable because the Chinese government releases little information regarding nuclear weapons. ... Israel is widely believed to possess a substantial arsenal of nuclear weapons and intermediate-range ballistic missiles to deliver them. ... Weapons of mass destruction By Type Brazil Canada China (PRC) France India Iraq Israel North Korea Pakistan Russia South Africa Taiwan (ROC) United Kingdom United States Nuclear weapon topics Nuclear countries Nuclear proliferation Nuclear strategy Nuclear terrorism Nuclear warfare Nuclear weapon history Nuclear weapon design Nuclear explosion Nuclear testing See... As early as June 26, 1946, Pandit Jawaharlal Nehru, soon to be Indias first Prime Minister, announced As long as the world is constituted as it is, every country will have to devise and use the latest devices for its protection. ... The Republic of China on Taiwan denies having chemical or nuclear weapons. ... Military manpower Military age 16 years of age Availability 39,028,014 (2005) Males ages 16-49 Reaching military age males: 1,969,055 (2005) Active troops 620,000 (Ranked 7th) Military expenditures Dollar figure $3. ... The Enduring Stockpile is the name of the United Statess arsenal of nuclear weapons following the end of the Cold War. ... It has been suggested that Japanese development of nuclear energy be merged into this article or section. ... South Africa developed six or seven gun-type fission nuclear weapons in the 1980s. ... Based on Brazils history, it is believed that the country does not possess any weapons of mass destruction. ... Poland during communist times had active programs in the development of weapons of mass destruction, including nuclear weapons, but since then has signed the Nuclear Non-Proliferation Treaty. ... The factual accuracy of this article is disputed. ... Although the Netherlands do not have weapons of mass destruction made by itself. ... Germany is one of the producers of components that can be used for creating deadly agents, chemical weapons and other kinds of weapons of mass destruction. ... The Patrick Henry League was founded in 1958 by Robert Heinlein and his wife, Virginia Ginny Gerstenfield, to oppose then President of the United States Dwight Eisenhowers proposal for a unilateral cessation of United States nuclear weapons testing in 1958. ... Australia does not currently possess weapons of mass destruction, although it has participated in extensive research into nuclear, biological and chemical weapons in the past. ...