Complex sentence: In 1564 Kromer was recalled to Poland, where he was promoted within the church hierarchy and took the post of coadjutor ("de facto" bishop) of the Bishopric of Warmia, to succeed on the demise of Prince-Bishop Stanislaus Hosius.
Split into simpler sentences: In 1564 Kromer was recalled to Poland, where he was promoted within the church hierarchy. He took the post of coadjutor ("de facto" bishop) of the Bishopric of Warmia, to succeed on the demise of Prince-Bishop Stanislaus Hosius.