This massive website furnishes several large collections. The Oral History Project presents full transcriptions of more than 475 audio oral histories conducted with U.S. men and women who served in Vietnam. The Virtual Vietnam Archive offers more than 408,000 pages from over 270,000 documents regarding the Vietnam War in addition to a number of video interviews.

The site focuses on military and diplomatic history, but aims to record the experiences of ordinary individuals involved in Vietnam and on the home front. Additional items address Thailand, Laos, and Cambodia, as well as Americans and Vietnamese. Secondary and reference resources are also available, including conferences papers, and video versions of a 1996 address by former ambassador William Colby on "Turning Points in the Vietnam War."

This website provides access to facsimiles of 100 declassified documents relating to the Cuban Missile Crisis.

Documents include reports from Signal and Communications Intelligence and NSA memos, 20 written by the Director of National Security. For example, the first document from 1960 is entitled, "Indications of Soviet arms shipments to Cuba, weekly COMINT Economic Briefing."

Documents are indexed by date and include brief descriptions. The documents describe Soviet involvement in Cuba and Cuban military activities by year, focusing on 1960, 1961, 1962, 1963, and 1969. This site also provides a synopsis of the crisis, emphasizing the Cuban arms buildup, the growing crisis, and the moments of crisis.

More than 2,500 hours of White House recordings by six American presidents between 1940 and 1973 are available on this website. Presidents include Franklin Roosevelt (eight hours), Harry Truman (10 hours), Dwight Eisenhower (four and a half hours), John Kennedy (193 hours), Lyndon Johnson (550 hours), and Richard Nixon (2,019 hours). A substantial introduction to each set of recordings is provided and edited transcriptions of the Kennedy tapes are available. "From the Headlines" relates current events to the recordings. Eight exhibits with short scholarly essays feature such topics as the Civil Rights Movement, the Vietnam War, Johnson's "War on Poverty," and the Space Race. Additionally, the site presents 16 preselected multimedia clips that include recordings of Kennedy discussing withdrawal from Vietnam, Johnson talking to McNamara about leaks, Johnson discussing women in politics, and Nixon discussing Mark Felt during the Watergate cover-up. The site provides links to more than 40 related articles and links to related presidential libraries, document collections, websites, and articles.

Audio materials on this website were designed to capture "significant political and historical events and personalities of the 20th century."

Materials include 107 items, including speeches, addresses, and private telephone conversations from 19 speakers. Most material comes from three U.S. presidents—Richard M. Nixon (34 items); Lyndon Baines Johnson (30 items); and John F. Kennedy (19 items).

Additional material highlights international figures such as Secretary of State George Marshall; British Prime Minister Winston Churchill; civil rights leaders Martin Luther King, Jr., John Lewis, and A. Philip Randolph; Supreme Court Justices William O. Douglas, Arthur J. Goldberg, and Oliver Wendell Holmes, Jr.; and Soviet Union Premier Nikita S. Khrushchev. This website provides an opportunity to experience the persuasive speaking powers of 20th-century world leaders.

These more than 350 recently declassified documents from archives of former Warsaw Pact countries and the U.S. reveal previously hidden aspects of Cold War military strategy. The project offers documents and accompanying analyses in six categories: Warsaw Pact records; Warsaw Pact war plans; NATO records (U.S. and British); national perspectives (Bulgaria, Romania, Hungary, China, and Poland); crises (Berlin and Libya); and intelligence.

The website also provides 13 oral history interviews with former officials, including two Eisenhower administration officers involved with NATO planning and nuclear weapons policies. Documents reveal a 1964 Warsaw Pact war plan for using nuclear weapons in a preemptive strike against NATO forces and a 1965 Hungarian Army exercise detailing the targeted destruction of Western cities, including Vienna, Munich, Verona, and Vicenza. A 30-page survey article assesses the new history written since the release of recent documents.

This exhibit collects a series of chronologies, images, maps, bibliographies, biographies, essays, and other materials for studying the Spanish-American War. An overview essay discusses the historical context, including events leading up to the war and well-known individuals such as Jose Martí and Theodore Roosevelt.

There are four main sections: Cuba, the Philippines, Puerto Rico, and Spain. Each section presents an introductory essay, a chronology, and guides to related resources. An index offers short descriptive entries on 57 people, 13 places in Puerto Rico, Cuba, and the Philippines, and 21 events. Also available are a chronology and a selected bibliography of personal narratives, illustration sources, manuscripts, and maps. Finally, there is a list of additional Library of Congress resources and relevant American Memory presentations.

These 8,000 items document the immigrant experience of Chinese who settled in California during the 19th and early 20th centuries. Materials include photographs, letters, diaries, speeches, business records, legal documents, pamphlets, sheet music, cartoons, and artwork.

Access is provided through nine galleries, each containing an introductory essay and 70 to 575 items. Four galleries present materials on San Francisco's Chinatown, including architectural space, business and politics, community life, and appeal to outsiders. Additional galleries deal with Chinese involvement in U.S. expansion westward; communities outside San Francisco; agricultural, fishing and related industries; the anti-Chinese movement and Chinese exclusion; and sentiments concerning the Chinese. Visitors may search by keyword, name, subject, title, group, and theme. The site will be useful for studying ethnic history, labor history, and the history of the West as well as Chinese-American history.

This attractive site explores the mid-Atlantic region and history with maps created before 1850. An extensive collection offers more than 1,852 historical maps of many different types. In addition to numerous regional and state maps, these include land surveys, coast surveys, nautical charts, military maps, ornamental maps, and city maps.

An overview provides historical context for reading the maps of the geographic regions. In addition, the site offers several special features. "Basics of Maps" explains such cartographic terms and features as orientation, scale, and the cartouche. "Maps Through History" highlights particular maps and map genres from the collection, including a look at New York Harbor, the Hudson River, nautical charts, maps revealing early transportation routes, and maps of American Revolution battle sites. "Geographical Areas" highlights many kinds of maps and what information they offer. Visitors can click on thumbnail images to view enlarged maps and pan and zoom the maps.

This well-organized website offers more than 900 items related to Hull House—including newspaper, magazine, and journal articles, letters, memoirs, reports, maps, and photographs. Materials are embedded within a clear historical narrative that illuminates the life of Jane Addams in addition to the history and legacy of Chicago's Hull House.

Users can search the site or focus on any of the 100 topics arranged in 12 chapters that begin with settlement life in Chicago in the 1880s and end with the movement after Addams's death. Topics include the reform climate in Chicago; activism within the movement; the immigrant experience of race, citizenship, and community; education within the settlement house; and cultural and leisure activities at Hull House and in Chicago. The site provides a timeline, featuring a pictorial biography of Addams; a geographical section that includes maps of Chicago; and an image section, with 12 photograph sections and essays.

Scanned images of more than 18,000 pieces of sheet music, including covers, published prior to 1923 are presented on this website. The collection, compiled by an American musicologist, covers the period 1780–1980 but focuses on 19th-century popular music, especially songs relating to military conflicts, presidents, romance, transportation, and songs from the minstrel stage.

Users may search for songs on hundreds of topics such as drinking, smoking, fraternal orders, the circus, and death, or look for composers, song titles, or other catalog record data. Descriptions by the collector of significant songs in 38 topical categories are also available. These materials are useful for studying 19th- and early 20th-century popular culture, especially depictions of ethnicity, gender, and race.