Kristjan Jaak Peterson, Estonian poet (d. 1822)
Kristian Jaak Peterson (14 March [O.S. 2 March] 1801, Riga – 4 August [O.S. 23 July] 1822, Riga) also known as Christian Jacob Petersohn, was an Estonian poet, commonly regarded as a herald of Estonian national literature and the founder of modern Estonian poetry. He died of tuberculosis aged 21.
His birthday is celebrated in Estonia as Mother Tongue Day.

1801Mar, 14
Kristjan Jaak Peterson
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Events on 1801
- 1Jan
United Kingdom of Great Britain and Ireland
The legislative union of Kingdom of Great Britain and Kingdom of Ireland is completed to form the United Kingdom of Great Britain and Ireland. - 17Feb
Thomas Jefferson
An electoral tie between Thomas Jefferson and Aaron Burr is resolved when Jefferson is elected President of the United States and Burr, Vice President by the United States House of Representatives. - 2Apr
Battle of Copenhagen (1801)
French Revolutionary Wars: The British capture the Danish fleet. - 10May
Barbary pirates
First Barbary War: The Barbary pirates of Tripoli declare war on the United States of America. - 1Aug
Action of 1 August 1801
First Barbary War: The American schooner USS Enterprise captures the Tripolitan polacca Tripoli in a single-ship action off the coast of modern-day Libya.