Modern History: Philosophy and Politics

Modern History: Society and Religion

Modern History: International

Modern History: Business & Economics

Modern History: Math (and Physics)

Modern History: Technology

Modern History: Communications and Computers

Modern History: Biology and Life

257 items pulled from all arenas of life. Technology dominates, especially in the last century.

Grouping events into 40-year blocks shows 1940-79 as twice as dynamic as other eras.

1450 – 1779 20

1780 – 1819 12

1820 – 1859 16

1860 – 1899 31

1900 – 1939 47

1940 – 1979 99

1980 – 2025 32