933 Normandy became bigger

Norman expansion in France 10th century
Normandy, France
Cotentin and Jersey were seized by William Longsword, son of Rollo and the Duke of Normandy.
Longsword recognized Rudolph as King of Western Francia, who was struggling to assert his power in Northern France. Rudolph gave him the lands of the Bretons including Avranches and the Cotentin Peninsula. Resistance to the Normans was led by Alan Wrybeard, Duke of Brittany and Count Berenger of Rennes but ended shortly with Alan escaping to England and Beranger seeking to negotiate.
Richard I “the Fearless” (933-996 AD) was born
After Harald fair hair had died, Eric Bloodaxe the new ruler and several attacks were made on Danish territory.