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# January 3 - The government of Mexico imprisons Stephen F. Austin in Mexico City.

March 6 - York, Upper Canada is incorporated as Toronto.

March 27 - Andrew Jackson is censured by the Congress of the United States

June 7 - Greek independence general Theodoros Kolokotronis is sentenced to death for treason for resisting the rule of Otto of Greece (he is released next year).

July 15 - The Spanish Inquisition, which began in the 15th century, is suppressed by royal decree.

July 16 - William Lamb, 2nd Viscount Melbourne succeeds Earl Grey as Prime Minister of the United Kingdom.

July 24 - End of the Liberal Wars in Portugal.

August 1 - Slavery abolished in the British Empire (see Slavery Abolition Act).

August 11/12 - Ursuline Convent Riots: a convent of Ursuline nuns is burned near Boston, MA.

August 15 - South Australia Act allows for the creation of a colony there.