- the large one its younger brother Brun (o ) raises events of 953 after the numerous rebellions its brothers I. from Saxonia to the archbishop of Cologne and duke of Lorraine; beginning of the Ottonisch salischen realm church system, which leads on a long-term basis to the Investiturstreit.
- 953 the marode Roman Rhine bridge of 310 with Cologne one tears off. It will last over 900 years, until 1855 develop again a firm Rhine bridge with Cologne.
- Otto I., the large one, triumphs to 10. August 955 over the rider army that Hungary in the battle on the Lechfeld (with Augsburg). With it more than 50 years of continuous Hungary ideas end.