2000- 226 20th century 155 21st century 132 1949- 98 1976-2002 94 1949-1976 89 1976-2000 73 2002- 69 1893-1976 53 1912-1949 46 1976- 40 19th century 39 Cultural Revolution, 1966-1976 36 1937-1945 30 Republic, 1912-1949 29 1997- 25 1644-1912 22 Tiananmen Square Incident, 1989 20 1935- 19 Ming dynasty, 1368-1644 15 Qing dynasty, 1644-1912 15 1951- 14 Boxer Rebellion, 1899-1901 14 1989- 13 Civil War, 1945-1949 11 To 221 B.C. 11 1904-1997 10 1945-1989 10 1991- 10 To 1500 10 1912-1928 9 1945- 9 1945-1953 9 Taiping Rebellion, 1850-1864 9 1866-1925 7 1887-1975 7 1908-1971 7 960-1644 7 Han dynasty, 202 B.C.-220 A.D. 7 May Fourth movement, 1919 7 Transfer of Sovereignty from Great Britain, 1997 7 1861-1912 6 1928-1937 6 1955-2017 6 2009- 6 Opium War, 1840-1842 6 1931-1945 5 Revolution, 1911-1912 5 1835-1908 4 1883-1946 4 18th century 4 1914-1991 4 1933-1945 4 1942- 4 1947- 4 1988-2000 4 221 B.C.-960 A.D. 4 Empire, 30 B.C.-284 A.D. 4 Tang dynasty, 618-907 4 World War, 1939-1945 4 1898-1976 3 1906-1967 3 1912-1945 3 1913-1994 3 1945-1991 3 1975- 3 1975-1988 3 1988- 3 2001-2009 3 2011- 3 Long March, 1934-1935 3 Mesozoic 3 Ordovician 3 Permian 3 Qin dynasty, 221-207 B.C. 3 Qin-Han dynasties, 221 B.C.-220 A.D. 3 Quaternary 3 Republic, 265-30 B.C. 3 Song dynasty, 960-1279 3 Triassic 3 Warlord period, 1916-1928 3 1654-1722 2 16th century 2 17th century 2 1835-1886 2 1868- 2 1884-1972 2 1893-1958 2 1897-2003 2 1900- 2 1905-1972 2 1910-1936 2 1926-2022 2 1938- 2 1944- 2 1945-1949 2 1946- 2 1953-1961 2 1953-1975 2 1961- 2