 In 1430, the nobility agreed to the succession of the future Władysław III only after the king consented to a series of concessions.In 1434, the old monarch died and his minor son Władysław was crowned; the Royal Council led by Bishop Oleśnicki undertook the regency duties.In 1438, the Czech anti-Habsburg opposition, mainly Hussite factions, offered the Czech crown to Jagiełło's younger son Casimir.