Government

World Legal Information Institute - Mauritania - Catalog and search facilities for over 500 databases from 55 countries including case-law, legislation, treaties, law reform reports, law journals, and other materials.
http://www.worldlii.org/catalog/2699.html

African Elections Database - Mauritania - Information on national elections includes country's political profile and full historical results.
http://africanelections.tripod.com/mr.html

US Law Library of Congress - Mauritania - Annotated compendium of online sources providing access to primary documents, legal commentary and general government information about specific jurisdictions and topics.
http://www.loc.gov/law/help/guide/nations/mauritania.html

World Statesmen - Mauritania - Review of the country's history, politics, leaders and international organizations and treaties. Includes map, constitution, national anthem and pictures of historical flags.
http://www.worldstatesmen.org/Mauritania.htm

CIA - Chiefs of State and Cabinet Members of Foreign Governments: Mauritania - List of government officials and their titles, updated weekly. Also includes the head of the central bank, ambassadors to the United States and Permanent Representatives to the UN, New York.
https://www.cia.gov/library/publications/world-leaders-1/world-leaders-m/mauritania.html

ICL - Mauritania Index - Complete copies and links to the country's Constitution, along with related background, history and events.
http://www.oefre.unibe.ch/law/icl/mr__indx.html

Mauritania Ministry for Hydraulics and Energy - Direction of Hydraulics and the Cleansing (DHA) - Official government site provides information on the drinkable water supply in Mauritania. Offers DHA presentation, services, AEP organization and situation, texts and documents.
http://www.hydraulique.mr/index_en.htm