Today in History… March 20th

1987 The United States approves AZT, a drug that is proved to slow the progress of AIDS

1982 U.S. Scientists return from Antarctica with the first land mammal fossils found there

1852 Harriet Beecher Stowe’s Uncle Tom’s Cabin  is published

1815 Napoleon Bonaparte enters Paris and begins his 100 day rule

1792 In Paris, the Legislative Assembly approves the use of the guillotine

1760 The Great Fire of Boston destroys 349 buildings

1413 Henry IV of England is succeeded by his son Henry V