The council, he thought, were in agreement as to the boundary of Palestine to the north, but they had not yet settled what the eastern frontier was to be.
MINUTES OF MEETING OF
THE SUPREME COUNCIL OF THE ALLIED POWERS
IN SAN REMO AT THE VILLA DEVACHAN - APRIL 25, 1920
And from the decisions:
The high contracting parties agree to entrust, by application of the provisions of article 22, the administration of Palestine, within such boundaries as may be determined by the Principal Allied Powers, to a mandatory, to be selected by the said Powers. The mandatory will be responsible for putting into effect the declaration originally made on the 8th November, 1917, by the British Government, and adopted by the other Allied Powers, in favour of the establishment in Palestine of a national home for the Jewish people, it being clearly understood that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities in Palestine, or the rights and political status enjoyed by Jews in any other country