20th century 11,051 Breathnaigh ar na taifid 19th century 6,964 Breathnaigh ar na taifid 18th century 2,791 Breathnaigh ar na taifid 1945- 1,437 Breathnaigh ar na taifid 1947- 1,329 Breathnaigh ar na taifid 17th century 1,250 Breathnaigh ar na taifid Revolution, 1789-1799 1,162 Breathnaigh ar na taifid 16th century 1,137 Breathnaigh ar na taifid Revolution, 1775-1783 878 Breathnaigh ar na taifid To 1500 874 Breathnaigh ar na taifid 1869-1948 844 Breathnaigh ar na taifid Civil War, 1861-1865 680 Breathnaigh ar na taifid 1775-1783 647 Breathnaigh ar na taifid 1919-1947 620 Breathnaigh ar na taifid Colonial period, ca. 1600-1775 613 Breathnaigh ar na taifid 1991- 578 Breathnaigh ar na taifid 1933-1945 513 Breathnaigh ar na taifid 1800-1899 464 Breathnaigh ar na taifid 1564-1616 459 Breathnaigh ar na taifid 1724-1804 444 Breathnaigh ar na taifid Precambrian 437 Breathnaigh ar na taifid 1918-1945 436 Breathnaigh ar na taifid Early modern, 1500-1700 426 Breathnaigh ar na taifid 1861-1941 411 Breathnaigh ar na taifid 1500-1800 389 Breathnaigh ar na taifid d. 632 379 Breathnaigh ar na taifid Revolution, 1917-1921 370 Breathnaigh ar na taifid 12th cent 357 Breathnaigh ar na taifid 1877-1938 334 Breathnaigh ar na taifid 1900-1999 331 Breathnaigh ar na taifid 1871-1918 301 Breathnaigh ar na taifid Paleozoic 296 Breathnaigh ar na taifid 1918- 291 Breathnaigh ar na taifid 1769-1821 285 Breathnaigh ar na taifid 1749-1832 277 Breathnaigh ar na taifid Cretaceous 272 Breathnaigh ar na taifid 1861-1865 270 Breathnaigh ar na taifid Quaternary 269 Breathnaigh ar na taifid 1960- 265 Breathnaigh ar na taifid 1765-1947 260 Breathnaigh ar na taifid 1966- 258 Breathnaigh ar na taifid Old English, ca. 450-1100 253 Breathnaigh ar na taifid 1836-1909 252 Breathnaigh ar na taifid Jurassic 242 Breathnaigh ar na taifid Middle English, 1100-1500 239 Breathnaigh ar na taifid 1918-1933 235 Breathnaigh ar na taifid 15th cent 233 Breathnaigh ar na taifid 1532-1623 226 Breathnaigh ar na taifid 1818-1883 226 Breathnaigh ar na taifid 13th cent 225 Breathnaigh ar na taifid 1900 - 1999 222 Breathnaigh ar na taifid 1912-1949 215 Breathnaigh ar na taifid 1483-1546 211 Breathnaigh ar na taifid 1600-1775 210 Breathnaigh ar na taifid To 1775 210 Breathnaigh ar na taifid 1797-1869 209 Breathnaigh ar na taifid British occupation, 1765-1947 198 Breathnaigh ar na taifid 15th century 197 Breathnaigh ar na taifid 1870-1924 197 Breathnaigh ar na taifid Mesozoic 197 Breathnaigh ar na taifid 1849-1870 196 Breathnaigh ar na taifid 1770-1831 195 Breathnaigh ar na taifid 1775-1865 193 Breathnaigh ar na taifid 9th cent 193 Breathnaigh ar na taifid Cenozoic 185 Breathnaigh ar na taifid Devonian 184 Breathnaigh ar na taifid 1872-1950 183 Breathnaigh ar na taifid Middle Ages, 600-1500 183 Breathnaigh ar na taifid 1789-1815 182 Breathnaigh ar na taifid 1469-1538 179 Breathnaigh ar na taifid 1905- 177 Breathnaigh ar na taifid 1889-1964 172 Breathnaigh ar na taifid 1844-1900 169 Breathnaigh ar na taifid Middle High German, 1050-1500 165 Breathnaigh ar na taifid 1900- 164 Breathnaigh ar na taifid 20e siècle 164 Breathnaigh ar na taifid 20th Century 164 Breathnaigh ar na taifid 1917-1945 163 Breathnaigh ar na taifid Carboniferous 163 Breathnaigh ar na taifid Tertiary 163 Breathnaigh ar na taifid 1945-1989 161 Breathnaigh ar na taifid 1882-1921 159 Breathnaigh ar na taifid 1986-1991 159 Breathnaigh ar na taifid Pleistocene 159 Breathnaigh ar na taifid 1985-1991 157 Breathnaigh ar na taifid 1801-1917 155 Breathnaigh ar na taifid 43 B.C.-17 or 18 A.D. 153 Breathnaigh ar na taifid 1627-1680 152 Breathnaigh ar na taifid 1917- 151 Breathnaigh ar na taifid 1911- 150 Breathnaigh ar na taifid 1799-1837 149 Breathnaigh ar na taifid 1789-1900 146 Breathnaigh ar na taifid 324 B.C.-1000 A.D. 146 Breathnaigh ar na taifid 1759-1805 141 Breathnaigh ar na taifid Early church, ca. 30-600 139 Breathnaigh ar na taifid 1700-1799 137 Breathnaigh ar na taifid Classical period, 1500-1700 137 Breathnaigh ar na taifid 1857-1919 136 Breathnaigh ar na taifid 1881-1936 136 Breathnaigh ar na taifid Sepoy Rebellion, 1857-1858 134 Breathnaigh ar na taifid