February 14, 1014 – Pope Benedict VIII crowns Henry of Bavaria, King of Germany and of Italy, as Holy Roman Emperor.

April 23, 1014 – Battle of Clontarf: Brian Boru defeats Viking invaders, but is killed in battle.

July 29, 1014 – Byzantine-Bulgarian Wars: Battle of Kleidion – Byzantine emperor Basil II inflicts a decisive defeat on the Bulgarian army, and his subsequent treatment of 15,000 prisoners reportedly causes Tsar Samuil of Bulgaria to die of a heart attack less than three months later, on October 6.