CPLP
Comunidade dos Paises de Lingua Portuguesa
CSTO
Collective Security Treaty Organization
CTBTO
Preparation commission for the Nuclear-Ban-Treaty Operation
CY calendar year
D
DC developed country
DDT dichloro-diphenyl-trichloro-ethane
Desertification
United Nations Convention to Combat Desertification in Those Countries
Experiencing Serious Drought and/or Desertification, Particularly in
Africa
DIA
United States Defense Intelligence Agency
DSN
Defense Switched Network