Fallout: A History of Upheaval
- Graphical timeline, personal perspectives, and history focussing on the national character.
- http://turbulence.org/Works/fallout/

History of Nations - Nicaragua
- Overview of history from Spanish settlement in 1524 through present times, emphasizing 20th century political events.
- http://www.historyofnations.net/northamerica/nicaragua.html

Nicaragua, 1909-1933
- Brief description of coups and US intervention.
- http://historicaltextarchive.com/sections.php?op=viewarticle&artid=364

GlobalSecurity.org: Walker's Expeditions
- Describes William Walker's military campaigns, 1855-60, with overview of US and British interests in the country at that time.
- http://www.globalsecurity.org/military/ops/walker.htm

iExplore: Nicaragua History
- Overview, beginning with pre-Columbian tribes, Spanish conquest, to independence. Includes profiles of government and economy.
- http://www.iexplore.com/dmap/Nicaragua/History

World History Archives: History of Nicaragua
- Collection of original documents and essays on various topics.
- http://www.hartford-hwp.com/archives/47/index-f.html