In 1223 Ermesinde and Waleran pressed their claim to Namur against Margrave Philip II, but were ultimately unsuccessful.
It is the oldest magical event in Portugal, and is held in September in the municipality of Valongo, particularly the city of Ermesinde.
From west to east, the line runs from the junction at Ermesinde to Pocinho.
In 1109, Godfrey married Ermesinde (d. 1141), the daughter of Count Conrad I of Luxembourg and Clementia of Aquitaine.