On This Day

What Happened on April 30, 1803

Day of the Week: Saturday

Historical Events


AgreementTreaty of Interest

Chancellor Robert Livingston and James Monroe sign Louisiana Purchase Treaty in Paris at a cost of 15 million dollars, doubles the size of the USA

5th US President James Monroe
5th US President
James Monroe

Famous Birthdays

  • Albrecht von Roon, Prussian soldier and statesman (Minister of War), born in Pleushagen, Poland (d. 1879)