 In 1603, Hetman Jan Karol Chodkiewicz brought the Bernadines to Kretinga where they established the Kretinga Monastery.Giedraitis worked to strengthen existing parishes, regain parishes taken over by the Protestants, and establish new parishes.He obtained two royal decrees (from Stephen Báthory on 1 August 1578 and from Sigismund III Vasa on 2 April 1592) ordering the Protestants to return lands and property usurped from the Catholic Church.