The largest known solar storm occurred, causing electrical problems to telegraph services.
Source
The Wars of Castro ended when Pope Innocent X and his forces destroyed the Italian city of Castro.
The United States announced its recognition of Estonia, Latvia & Lithuania's independence as individual countries after the collapse of the Soviet Union.
Machine guns were used for the first time in a battle in Omdurman, Sudan, Africa.
The first battle between the Spanish settlers and the Mexican natives of the Otomi and Tlaxcalans tribespeople started.
The Great Fire of London began.
