Primary sources are sources that were created during the time period a researcher is studying, and provide firsthand evidence about a person, event, work of art, or object. This can include:
The Mexican Intelligence Digital Archives (los Archivos del Autoritarismo Mexicano), is a crowd-sourced, public access digital archive of historical documents from Mexican intelligence agencies. The collection is drawn from Mexico’s two principal security services, the Dirección Federal de Seguridad (DFS) and the Dirección General de Investigaciones Políticas y Sociales (DGIPS) and covers the period c.1940 to c.1985.
A full-text web resource for official United Nations documentation. Covers all types of documents originating from duty stations worldwide, including selective documents of the regional commissions.
Comprehensive coverage starts in 1993. Older United Nations documents are added to the system on a daily basis. Selective coverage of General Assembly and Security Council documentation currently reaches back to 1985. The ODS also provides access to the resolutions of the General Assembly, Security Council, Economic and Social Council and the Trusteeship Council from 1946 onwards.
The Wilson Center Digital Archive provides access to declassified documents from governments and organizations all over the world, much of it in translation and including diplomatic cables, high level correspondence, meeting minutes and more. Collections include The Cold War International History Project, The North Korea International Documentation Project, The Nuclear Proliferation International History Project, and more.
Legal history and documents, including the United Nations and League of Nations Treaty Series, all United States Treaties, the Foreign Relations of the United States papers, and more.
The National Security Archive is a combined investigative journalism center, research institute on international affairs, and library and archive of declassified U.S. documents