Government

CIA - Chiefs of State and Cabinet Members of Foreign Governments: Brazil - 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-b/brazil.html

US Law Library of Congress - Brazil - 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/brazil.html

Central Bank of Brasil - Inflation reports, regulations, economic and statistical information, payment system, and history.
http://www.bcb.gov.br/default.asp?idioma=I&pagina=N

Wikipedia - Luiz Inácio Lula da Silva - Hyperlinked encyclopedia article about the President of Brazil.
http://en.wikipedia.org/wiki/Lula_da_Silva

The Brazilian Institute of Geography and Statistics (IBGE) - Census Bureau provides on-line access to information and data about the country's geography and population status.
http://www.ibge.gov.br/english/default.php

Ministry of Defense - Civil Aviation Department - Information about Brazilian airports, air cargo agencies, aircraft registered with DAC, courses at the Aviation Institute, events, legislation and publications. [English, Portuguese]
http://www.dac.gov.br/

Wikipedia - Politics of Brazil - Database on national elections includes results of the last elections and links to parliaments and parties.
http://en.wikipedia.org/wiki/Politics_of_Brazil

ICL - Brazil Index - Complete copies and links to the country's Constitution, along with related background, history and events, provided by International Constitutional Law.
http://www.oefre.unibe.ch/law/icl/br__indx.html

World Legal Information Institute - Brazil - 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/2070.html