The couple were declared King and Queen after agreeing to the Declaration of Right. Their coronation took place on 11 April.

The Battle of Gravelines, the decisive battle of the Spanish Armada, took place off the coast of Flanders.

On the 10th July 1553, Lady Jane Grey was proclaimed queen of England after her first cousin once removed, the 15-year-old King Edward VI, died of an unknown respiratory problem.

On the 22nd March 1621, Dutch legal scholar Hugo Grotius – also known as Hugo de Groot – escaped imprisonment in Loevestein Castle concealed inside a book chest.