United Kingdom and weapons of mass destruction information
United Kingdom of Great Britain and Northern Ireland
Nuclear program start date
10 April 1940
First nuclear weapon test
3 October 1952
First thermonuclear weapon test
15 May 1957
Last nuclear test
26 November 1991
Largest yield test
3 Mt (13 PJ) (28 April 1958)
Total tests
45 detonations
Peak stockpile
520 warheads (1970s)
Current stockpile
225[1][2][3] method of delivery (Trident II SLBM)[2]
Maximum missile range
13,000 km (7,000 nmi or 8,100 mi) (UGM-133 Trident II)
NPT party
Yes (1968, one of five recognised powers)
Weapons of mass destruction
By type
Biological
Chemical
Nuclear
Radiological
By country
Albania
Algeria
Argentina
Australia
Brazil
Bulgaria
Canada
China
Egypt
France
Germany
India
Iran
Iraq
Israel
Italy
Japan
Libya
Mexico
Myanmar
Netherlands
North Korea
Pakistan
Philippines
Poland
Rhodesia
Romania
Russia (Soviet Union)
Saudi Arabia
South Africa
South Korea
Spain
Sweden
Switzerland
Syria
Taiwan
Ukraine
United Kingdom
United States
Proliferation
Chemical
Nuclear
Missiles
Treaties
List of treaties (treaty parties)
Category
v
t
e
Nuclear weapons
Background
Nuclear explosion
History
Warfare
Design
Testing
Delivery
Yield
Effects
Winter
Workers
Ethics
Arsenals
Arms race
Espionage
Proliferation
Disarmament
Terrorism
Opposition
Nuclear-armed states
NPT recognized United States
Russia
United Kingdom
France
China
Others India
Israel (undeclared)
Pakistan
North Korea
Former South Africa
Belarus
Kazakhstan
Ukraine
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The United Kingdom possesses, or has possessed, a variety of weapons of mass destruction, including nuclear, biological, and chemical weapons. The United Kingdom is one of the five official nuclear weapon states under the Treaty on the Non-Proliferation of Nuclear Weapons. The UK renounced the use of chemical and biological weapons in 1956 and subsequently destroyed its general stocks.[4]
^"The British Nuclear Stockpile, 1953-2013", Bulletin of the Atomic Scientists, 1 July 2013
^ ab"Nuclear Weapons: Who Has What at a Glance". Arms Control Association. ACA. Retrieved 1 October 2016.
^"Global nuclear weapons: downsizing but modernizing". SIPRI. Retrieved 1 October 2016.
^"Britain to expand nuclear warhead stockpile by over 40% as global threats rise". Reuters. March 16, 2021 – via www.reuters.com.
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