Basarab I of Wallachia
... that Basarab I of Wallachia was addressed as a "devout Catholic prince" in a papal letter and mentioned as a "perfidious schismatic" in a Hungarian chronicle?
... that <b id="mwBjc"><a href="./Basarab_I_of_Wallachia" id="mwBjg" rel="mw:WikiLink" title="Basarab I of Wallachia">Basarab I of Wallachia</a></b> was addressed as a "devout Catholic prince" in a papal letter and mentioned as a "perfidious schismatic" in a Hungarian chronicle?