Clasificación de la Biblioteca del CongresoU

20th(171) airplanes(195) ancient(459) Ancient Greece(279) ancients(98) antiquity(196) armor(1,283) arms(147) arms race(101) army(354) autobiography(435) aviation(3,555) biography(1,844) biological warfare(90) bombers(333) Britain(460) British(369) British history(210) cia(421) conflict(124) current events(209) espionage(2,411) ethics(276) Europe(448) European History(352) Firearms(113) General Military History(147) geopolitics(130) Germany(637) government(215) Great Britain(237) guerrilla warfare(180) history(16,144) History of Warfare(76) intelligence(908) international relations(466) Iraq(159) Leadership(560) Manhattan Project(78) martial arts(749) medieval(835) Middle Ages(471) Middle East(303) militarism(161) military(9,364) military history(10,142) military intelligence(133) military strategy(531) Military Studies(109) Military Tactics(74) Military Theory(563) miniatures(172) modern(225) Napoleonic(207) nsa(229) nuclear(267) nuclear weapons(777) peace(252) planes(171) political science(600) politics(2,643) psychology(676) reference(1,275) Roman History(451) Russia(566) science(820) security(200) sociology(307) soldiers(148) spy(1,221) Strategic Studies(58) strategy(2,156) Sun Tzu(154) swords(209) tactics(455) uk(318) us(293) usa(1,414) Vietnam(287) war(5,895) War Theory(48) warfare(1,740) weapons(1,120)