All-Palestine National Council
The All-Palestine National Council, officially Palestinian National Council (PNC), was the legislative body of the All-Palestine Protectorate convened in Gaza on 1 October 1948, under the chairmanship of Amin al-Husayni. The Council passed a series of resolutions culminating on 3 October with a declaration of independence and claimed jurisdiction over the whole of the former Mandatory Palestine, with Jerusalem as its capital.
Source: Wikipedia — All-Palestine National Council (CC BY-SA 4.0)