Restoration (1660) May it proclaimed that King Charles II had been the lawful monarch since the execution of Charles I on 30 January 1649. it was as if the last nineteen years had never happened". Charles returned from exile, leaving The Hague on 23 May and landing at Dover on 25 May. He entered London on 29 May, his birthday. To celebrate "his Majesty's Return to his Parliament", 29 May was made a public holiday, popularly known as Oak Apple Day. He was crowned at Westminster Abbey on 23 April 1661. "The commonwealth parliamentary union was, after 1660, treated as null and
Treaty of Copenhagen (1660) had already agreed with England that preventing the western and eastern shore of Øresund from being controlled by the same country would in turn prevent future raises of the Øresund toll, which would cause disruption in the Dutch and English Baltic trade. In addition, Cardinal Mazarin threatened a French invasion of the Netherlands if it were to assist Denmark against Sweden. When learning of Charles' death in February 1660, Frederick immediately proclaimed the Treaty of Roskilde null and void. This caused great alarm to the Swedish mediators, but their French and English counterparts assured them that if Sweden were to