On 7 January 1922 the Anglo-Irish Treaty was approved by the Second Dáil by a close vote of 64–57.
On 5 February a convention was held to discuss this, and 419 Cumann na mBan members voted against as opposed to 63 in favour.
[1] Some of those who supported the Treaty changed the name of their branches to Cumann na Saoirse, while others retained their name but gave allegiance to the Free State Government.
[2] By July 1923, the Irish Civil War having ended, the organisation was ready to dissolve itself.
[3] It enquired to Richard Mulcahy about transferring membership to an Irish Red Cross, but no such society was set up until 1939.