325 Roman emperor Constantine called the Council of Nicaea, the first
ecumenical Christian council.
526 An earthquake killed about 300,000 people in
Syria and Antiochia.
685 The Battle of Dunnichen or Nechtansmere was fought
between a Pictish army under King Bridei III and the invading Northumbrians under
King Ecgfrith, who were decisively defeated.
1217 The Second Battle of Lincoln
was fought near Lincoln, England, resulting in the defeat of Prince Louis of
France by William Marshal, Earl of Pembroke.