March 8 Peace of Roskilde between Sweden and Denmark March 17 Pro-Charles II plot in England discovered May 24 Battle of Dunes (Spanish-French War) fought June 14 Battle at Dunes: English and French fleet beat Spanish June 23 Dutch troops occupy last Portugese Fort Jafnapatnam Ceylon June 24 French fleet recaptures Duinkerk June 25 Spanish garrison at Duinkerk surrenders to French and British July 31 Aurangzeb appoints himself Mongol emperor August 12 1st U.S. police corps forms (New Amsterdam) August 15 France/Sweden/Bavarian/Brunswick/Munster/Hessen-Kassel form Rijnbond August 24 Battle at Grevelingen: English fleet beats Spanish September 3 Richard Cromwell succeeds his father as English Lord Protector November 8 Battle of Sont: Swedish fleet beats Dutch December 9 Dutch troops occupy harbor city Quilon (Coilan) India