The (3 & 4 Will. 4. c. 73) an Act of the Parliament of the United Kingdom which provided for the gradual abolition of slavery in most parts of the British Empire.

The abolition of slavery occurred at different times in different countries.

The Ottoman Caliphate, the world's last widely recognized caliphate, was abolished on 3 March 1924 (27 Rajab AH 1342) by decree of the Grand National Assembly of Turkey.

a 1943 book by C. S. Lewis.

The abolition of monarchy is a legislative or revolutionary movement to abolish monarchical elements in government, usually hereditary.