The draft of the <a href="https://en.wikipedia.org/wiki/Mandatory_Palestine" id="mwhA" rel="mw:WikiLink" title="Mandatory Palestine">British Mandate of Palestine</a> was formally confirmed by the <a href="https://en.wikipedia.org/wiki/League_of_Nations#Council" id="mwhQ" rel="mw:WikiLink" title="League of Nations">Council of the League of Nations</a>; it came into effect on 26 September 1923.