Linked from
The 8 pages that link to Sigismund, Holy Roman Emperor, each with the reason it gives.
Western SchismRelated: His political backing helped sustain the council that settled the crisis.
Hussite WarsRelated: His campaigns embodied the effort to restore royal and Catholic authority.
Louis I of HungaryRelated: His accession joined Hungary’s crown to the dynasty that followed Louis.
John XXIIIRelated: His political and military backing enabled the council to confront Cossa.