Category:Events in the 20th century

• Events by district in the 20th century (11 C)
• Events by state in the 20th century (1 C)
• Events in the 20th century by country (103 C)
• Events in the 20th century by city (32 C)
• 20th-century events by country by year (102 C)

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• Events in the 1900s (43 C, 2 F)
• Events in the 1910s (45 C, 1 F)
• Events in the 1920s (43 C, 1 F)
• Events in the 1930s (42 C)
• Events in the 1940s (36 C, 1 F)
• Events in the 1950s (44 C)
• Events in the 1960s (41 C, 1 F)
• Events in the 1970s (43 C)
• Events in the 1980s (42 C, 1 F)
• Events in the 1990s (42 C)

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• Archaeological discoveries in the 20th century (11 C)
• Events in the Caribbean in the 20th century (9 C)
• 20th-century conventions (10 C)
• Cultural events in the 20th century (10 C)
• Demonstrations and protests in the 20th century (28 C)
• 20th-century disasters (15 C)
• 20th-century disestablishments (83 C, 2 F)
• 20th-century elections (11 C, 7 F)
• 20th-century establishments (32 C, 44 F)
• 20th-century exhibitions (11 C)
• 20th-century festivals (19 C)
• 20th-century parades (11 C)
• 20th-century referendums (8 C)
• 20th-century solar eclipses (11 C, 1 F)
• Sports events in the 20th century (10 C)

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• States and territories established in the 20th century (12 C)

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• Events in Africa in the 20th century (26 C)
• Events in Asia in the 20th century (42 C)
• Events in Europe in the 20th century (43 C)
• Events in North America in the 20th century (17 C)
• Events in Oceania in the 20th century (16 C)
• Events in South America in the 20th century (16 C)

B

• Balls in the 20th century (7 C, 49 F)

C

• 20th-century in castellers (7 C)
• Crimes in the 20th century (12 C)

D

• 20th-century disasters and accidents (12 C)
• 20th-century discontinuations (10 C)

E

• 20th-century epidemics (4 C)

F

• Funerals in the 20th century (10 C)

H

• Holidays and observances in the 20th century (21 C)

I

• 20th-century introductions (17 C)
• 20th-century inventions (12 C, 1 F)

L

• 20th-century lunar eclipses (10 C, 1 F)

M

• 20th-century massacres (53 C, 2 F)

P

• Political events in the 20th century (10 C)

R

• Religious events in the 20th century (11 C)

S

• St. Martin's Day in the 20th century (7 C)

T

• 20th-century trials (23 C, 16 F)

W

• Weddings in the 20th century (12 C, 3 F)