 Count Gerard's son Gerard II in 1127 acquired the County of Zutphen in northern Hamaland by marriage.In the 12th and 13th century, Guelders quickly expanded downstream along the sides of the Maas, Rhine, and IJssel rivers and even claimed the succession in the Duchy of Limburg, until it lost the 1288 Battle of Worringen against Berg and Brabant.Guelders was often at war with its neighbours, not only with Brabant, but also with the County of Holland and the Bishopric of Utrecht.