Today in History

Listings for Saturday, April 20, 2019.

Birthdays:


Events:
  • Lyrid meteor shower, radiant in Hercules
  • 1775 British begin siege of Boston
  • 1902 Marie and Pierre Curie isolate radioactive element radium
  • 1914 Company guards massacre 21 striking miners at Ludlow, Colorado.
  • 1940 First electron microscope demonstrated, Philadelphia, PA
  • 1973 Canadian ANIK A2 became first commercial satellite in orbit
  • 1978 Korean Air Lines 707 forced to land; violated Soviet airspace

That's all for today.



Today In History