WHAT HAPPENED IN 1572.
Look what happened the 1572.

Thomas Howard, 4th Duke of Norfolk is tried for treason for his part in the Ridolfi plot to restore Catholicism in England. (16. January 1572)

Elizabeth I of England issues a proclamation which revokes all commissions on account of the frauds which they had fostered. (13. February 1572)

In the Eighty Years' War, the Watergeuzen capture Brielle from the Spaniards, gaining the first foothold on land for what would become the Dutch Republic. (1. April 1572)

Nineteen Catholics suffer martyrdom for their beliefs in the Dutch town of Gorkum. (9. July 1572)

Marriage in Paris, France of the Huguenot King Henry III of Navarre to Margaret of Valois, in a supposed attempt to reconcile Protestants and Catholics. (18. August 1572)

Mob violence against Huguenots in Paris – St. Bartholomew's Day massacre. (23. August 1572)

Relief of Goes, Cristóbal de Mondragón with 3000 soldiers of the Spanish Tercios, release the siege of the city. (20. October 1572)

Theologian Johann Sylvan executed in Heidelberg for his heretical Antitrinitarian beliefs. (23. December 1572)