1111 – Henry V is crowned Holy Roman Emperor.
1204 – Constantinople falls to the Crusaders of the Fourth Crusade, temporarily ending the Byzantine Empire.
1598 – King Henry IV of France issued the Edict of Nantes, granting freedom of religion to the Huguenots.
1941 – The Soviet Union and the Empire of Japan signed a neutrality pact, which lasted through most of World War II.
2015 – Czech politician Vít Jedlička proclaimed the micronation Liberland on a patch of land between Croatia and Serbia that had been unclaimed by either side due to a territorial dispute.