 According to this the districts of Korytsa and Argyrokastro, which form Northern Epirus, were recognized as an autonomous self-governing region under the sovereignty of the newly established Prince William of Albania.Moreover, the agreement granted the local Greeks wider religious, educational, cultural and political autonomy, inside the borders of the Albanian state.Subsequently, on June 1 the Great Powers approved the terms of the Protocol, while on June 23 they were officially approved by the Albanian Government.