During the time of Philip's birth, his father Emperor Frederick was able to settle the longstanding conflict with Pope Alexander III and the Italian cities of the Lombard League by concluding the Treaty of Venice.
Pada saat kelahiran Philipp, ayahandanya Kaisar Friedrich mampu menyelesaikan konflik yang berlangsung lama dengan Paus Aleksander III dan kota-kota Italia Liga Lombardia dengan memasukkan Traktat Venesia.