- United States -- Population -- Economic aspects
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- United States -- Foreign relations -- Colombia -- United States -- Foreign relations -- Colombia
- United States -- Race relations -- Political aspects -- History -- 20th century
- United States -- Social conditions -- 1865-1918 -- Fiction
- United States -- Foreign relations -- Mexico -- Fiction
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- United States -- History -- Civil War, 1861-1865 -- Commando operations
- United States -- Race relations -- Study and teaching -- Social aspects
- United States -- Relations -- Pacific Area
- United States -- Politics and government -- Forecasting
- United States -- History -- Revolution, 1775-1783 -- Causes -- Juvenile fiction
- United States -- Federal Bureau of Investigation -- History -- 20th century
- United States -- Environmental conditions -- Social aspects
- United States -- History -- Colonial period, ca. 1600-1775 -- Biography
- United States -- Politics and government -- 2017-2021 -- Moral and ethical aspects
- United States -- Moral conditions -- Fiction
- United States -- History -- Civil War, 1861-1865 -- Participation, African American -- Juvenile fiction
- United States -- Race relations -- Psychological aspects
- United States -- Civilization -- English influences
- United States -- History -- Civil War, 1861-1865 -- Naval operations -- Juvenile fiction
- United States -- Foreign relations -- Soviet Union -- Juvenile sound recordings
- United States -- History -- Civil War, 1861-1865 -- Campaigns -- Comic books, strips, etc
- United States -- Rural conditions -- 21st century
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- United States -- Armed Forces -- History -- World War, 1939-1945 -- Juvenile literature
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- United States -- History -- Civil War, 1861-1865 -- Balloons -- Juvenile literature
- United States -- Armed Forces -- Reserves -- Fiction
- United States -- Economic conditions -- Encyclopedias
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- United States -- History -- 1815-1861 -- Juvenile literature
- United States -- Economic conditions -- 1945- -- Statistics -- Periodicals
- United States -- Race relations -- Political aspects -- History -- 21st century
- United States -- Politics and government -- 1775-1783 -- Drama
- United States -- Armed Forces -- Indigenous peoples -- History -- 20th century -- Comic books, strips, etc
- United States -- Foreign relations -- 1945-1989 -- Juvenile literature
- United States -- History -- 1919-1933 -- Sources
- United States -- Description and travel -- Fiction
- United States -- Church history -- 20th century
- United States -- Civilization -- Hispanic influences
- United States -- History -- Colonial period, ca. 1600-1775 -- Biography -- Juvenile literature
- United States -- Foreign relations -- Haiti
- United States -- Armed Forces -- Military police -- Fiction
- United States -- History -- 21st century -- Sources
- United States -- Civilization -- Comic books, strips, etc
- United States -- History -- Civil War, 1861-1865 -- African Americans -- Fiction
- United States -- Politics and government -- 1919-1933 -- Biography
- United States -- Armed Forces -- Firearms -- History -- 19th century