Here you will find a list of abbreviations and explanations.

ABM Anti-Ballistic Missile Treaty
CD Conference on Disarmament
CTBT Comprehensive Test Ban Treaty
CTBTO Comprehensive Test Ban Treaty Organisation
EU European Union
FMCT Fissile Material Cut off Treaty
HEU Highly Enriched Uranium
ICBM Intercontinental Ballistic Missile
INF Intermediate-Range Nuclear Forces
IPPNW International Physicians for the Prevention of Nuclear War
Kt Kiloton
LEU Low Enriched Uranium
Mt Megaton
MIRV Multilpe Independently Targetable Re-entry Vehicle
NATO North Atlantic Treaty Organisation
NPG NATO Nuclear Planning Group
NPT Nuclear non-Proliferation Treaty
P Plutonium
PAROS Prevention of an Arms Race in Outer Space
PNI Presidential Nuclear Initaitive
PTBT Partial Test Ban Treaty
PPW Prevention of Placement of Weapons in Outer Space
RCW Reaching Critical Will
RRW Reliable Replacement Warhead
SALT Strategic Arms Limitation Treaty
SLBM Submarine Launched Ballistic Missile
SORT Strategic Offensive Reduction Treaty
SSNB Nuclear-powered Ballistic Missile Submarine
START Strategic Arms Reduction Treaty
Sv Sievert
TPNW Treaty on the Prohibition of Nuclear Weapons
U Uranium
UN United Nations
UNDC UN Disarmament Commission
WMDC Weapons of Mass Destruction Commission