7th » Pedro I of Brazil named Dom Pedro I declares Independence of Brazil known as Brazil independent from Portugal on the shores of the Ipiranga Brook in São Paulo.
27th » Jean-François Champollion announces that he has deciphered the Rosetta stone.
Famous Birthdays on September in 1822
8th » Karl von Ditmar, German geologist and explorer (d. 1892)
Famous Deaths for September 1822
11th » Fortunat Alojzy Gonzaga Żółkowski, Polish actor (b. 1777)