World Book Encyclopedia
World War 1 and Technology (2:53) Learn360
World War I - ebook primary sources
June 28, 1914 - The Archduke of Austria, Franz Ferdinand has just been assassinated in Sarajevo, Bosnia
The National WWII Museum
History.com
U.S. Holocaust Museum: Encyclopedia
Library of Congress
National Archives: American Homefront
National Archives: Military Resources
The Atlantic: WWII In Photos
Women in WWII
The Real Rosie Riveter Project: Video Documentary
World War II and Technology (1:47) Learn360