Sir Henry Wilson, 1st Baronet Cork, martial law was declared (10 December 1920 – Wilson called Churchill and Hamar Greenwood "amazing liars" in his diary for saying they had always been in favour of it) in the four Munster Counties of Cork, Tipperary, Kerry and Limerick – Wilson would have preferred all of Ireland apart from Ulster. On 23 December Irish Home Rule became law. Wilson attended a special conference (29 December) along with Macready, Tudor and John Anderson (Head of the Civil Service in Dublin) at which they all advised that no truce should be allowed for elections to the planned Dublin Parliament, and
Irish migration to Great Britain and domestic labour. The extent of the Irish contribution to Britain's construction industry in the 20th century may be gauged from Sir William MacAlpine's 1998 assertion that the contribution of the Irish to the success of his industry had been 'immeasurable'. Ireland's population fell from more than 8 million to just 6.5 million between 1841 and 1851. A century later it had dropped to 4.3 million. By the late 19th century, emigration was heaviest from Ireland's most rural southern and western counties. Cork, Kerry, Galway, Mayo, Sligo, Tipperary and Limerick alone provided nearly half of Ireland's emigrants. Some of this