Classificação da Biblioteca do Congresso dos EUA (LCC)E660-738

1860s(24) 1870s(37) 1880s(38) 1890s(63) 1900s(37) 19th century(1,086) 19th century America(25) 19th century history(87) 20th Century American History(23) African American(112) American(281) American biography(50) american imperialism(8) American Military History(34) American presidency(28) American Presidents(777) autobiography(282) biographies(96) biography(3,742) bios(11) black history(36) civil rights(61) Civil War Era(27) elections(35) emancipation(23) empire(27) Generals(79) Gilded Age(242) government(101) history(5,664) History/Biography(26) imperialism(112) Ku Klux Klan(58) labor(31) late 19th century(23) law(47) leaders(15) letters(69) Library of America(165) medicine(96) military(293) military history(525) modern history(37) North America(33) Ohio(32) Philippines(55) pink(25) political biography(41) political science(72) politicians(31) politics(743) politics and government(86) populism(80) presidency(59) presidential(41) Progressive Era(108) progressives(16) progressivism(73) race(140) race relations(42) racism(74) reform(16) Republican Party(43) slavery(175) social history(59) social studies(37) southern history(72) the south(35) U.S. History(280) United States History(142) us(238) US politics(52) usa(1,017) war(233)