b'World politicsWorld history12th century World history19th centuryDewey: 909 Dewey: 909.81Use For: Twelfth century Use For: History, Modern19th century;See Also: names of regions, countries, cities, Modern history1800-1899 (19thetc., with the subdivision Historycentury); Nineteenth century12th century [to be added as needed] See Also: names of regions, countries, cities,Broader Term(s): Middle Ages etc., with the subdivision History World history13th century 19th century [to be added as needed]Dewey: 909 World history20th centuryUse For: Thirteenth century Dewey: 909.82See Also: names of regions, countries, cities, Use For: History, Modern20th century;etc., with the subdivision HistoryModern history1900-1999 (20th13th century [to be added as needed] century); Twentieth centuryBroader Term(s): Middle Ages See Also: names of regions, countries, cities,World history14th century etc., with the subdivision History 20th century [to be added as needed]Dewey: 909 Narrower Term(s):Nineteen eightiesUse For: Fourteenth century Nineteen fiftiesSee Also: names of regions, countries, cities, Nineteen fortiesetc., with the subdivision HistoryNineteen nineties14th century [to be added as needed] Nineteen seventiesBroader Term(s): Middle Ages Nineteen sixtiesWorld history15th century Nineteen thirtiesDewey: 909 Nineteen twentiesUse For: Fifteenth century World War, 1914-1918See Also: names of regions, countries, cities, World War, 1939-1945etc., with the subdivision HistoryWorld history21st century15th century [to be added as needed] Dewey: 909.83Broader Term(s): Middle Ages Use For: History, Modern21st century;World history16th century Twenty-first centuryDewey: 909 See Also: names of regions, countries, cities,Use For: History, Modern16th century; etc., with the subdivision History Sixteenth century 21st century [to be added as needed]See Also: names of regions, countries, cities, World languageetc., with the subdivision HistoryUse: Universal language16th century [to be added as needed]World history17th century World musicDewey: 781.62Dewey: 909 Broader Term(s): Folk musicUse For: History, Modern17th century;Seventeenth century World orderSee Also: names of regions, countries, cities, Use: International relationsetc., with the subdivision HistoryWorld organization17th century [to be added as needed]Use: International organizationWorld history18th century World politicsDewey: 909.7Use For: Eighteenth century; History, Dewey: 909Modern18th century Scope Note: Use for historical accounts ofSee Also: names of regions, countries, cities, international political affairs.etc., with the subdivision HistoryMaterials on the theory of18th century [to be added as needed] international relations are enteredunder International relations.World history1945- Use For: International politicsDewey: 909.82 See Also: names of countries with theUse For: History, Modern1945-; Modern subdivisions Foreign relations andhistory1945-1043'