Digital images of applications for passports, which list name, date and place of birth, father's particulars, immigration and naturalisation details, residence, occupation, photograph and more. Searchable by a name index.

An index to 49 million applications and claims for social security. The index includes name, SSN, date and place of birth, nation of citizenship, gender, father's name, mother's maiden name and race.

Over 2.3 million records from investigations of the Federal Bureau of Investigation.

Name index and images of the name and subject index to correspondence of the Records and Pension office. Searchable by an index of almost 800,000 names.

An index to and images of correspondence, account books, annual reports, news clippings and other documents relating to freed slaves in the US who settled in Liberia.

Around 500,000 documents relating to problems arising from World War I and to the peace negotiations. The subjects covered include neutrality, neutral commerce, enemy property, prisoners of war, civil prisoners and enemy noncombatants, illegal and inhumane warfare, hospital ships, military and civilian observers, negotiations for peace, and the armistice.

Over 235,000 documents relating to Union prisoners, legal proceedings, oaths, land forfeitures and more.

Records detailing the legality and dispersion of captured enemy property at sea during war.

Details of over 104,000 slaves transported within the United States. The records contain name, date and place of departure, date and place of arrival, ship name, birth year, gender, color, height, owner's name, captain's name and other details.

Official records of the original colonies and the early United States. They record the evolution from discontent with the British regime, to subversion and subsequent independence and government.