Center for Global Christianity and Mission
http://www.bu.edu/sth/cgcm/resources.html
Records and resources of the history of missionary activity in Africa; from Boston University.
The Africa Guide
http://www.africaguide.com/afmap.htm
A searchable map of African history and culture.
Wikipedia - The Democratic Republic of the Congo
http://en.wikipedia.org/wiki/Democratic_Republic_of_the_Congo
history and facts on the Congo.
The Congo - Fact from the CIA
https://www.cia.gov/library/publications/the-world-factbook/geos/cg.html
The Central Intelligence Agency's factbook on the Congo; facts on government and culture as well as American interest in the country.
Patrice Lumumba
http://en.wikipedia.org/wiki/Patrice_Lumumba
The wikipedia entry for Patrice Lumumba, the revolutionary leader of the Congo in the 1960's.