This act was passed to assert the authority of the British government to tax its subjects in North America after it repealed the much-hated Stamp Act. On March 18, 1766, Parliament repealed the Stamp Act and passed the Declaratory Act.Sean Harris, Committee Assistant for the Petitions Committee, writes about the petition of Britain's American Colonies against the 1765 Stamp Act. The repeal of the Stamp Act did not mean that Great Britain was surrendering any control over its colonies. Celebrations occur throughout the colonies. On March 18, 1766, George III approved Parliament's repeal of the Stamp Act and its passage of the Declaratory Act. The purpose of the Declaratory Act of 1766 was to affirm that Great Britain had complete authority to tax its American colonies. The Declaratory Judgment Act of 1934 provides that,. "In a case of actual controversy within its jurisdiction, . . . A declaratory judgment that Harris and HEI breached their fiduciary duties to Scholastic and SPI.