When Éamon de Valera unveiled his constitution in 1937, Articles 2 and 3 stated that the government in Dublin had the right to exercise jurisdiction over the entire island of Ireland. The constitution also recognized the validity of the Protestant Church and others, however, it gave special status to the Roman Catholic Church in Ireland. Craigavon called for a general election in 1938 to show his contempt for the Irish Constitution with the Unionists winning a crushing majority over Nationalists and others. By February 1938, nearly a third of industrial workers were unemployed. Eyewitnesses recall seeing barefoot children at the Albertbridge pens in Belfast hoping to get unwanted, unsterilized milk before the cattle was shipped to England. Belfast Corporation would only build 2,000 council houses between the World Wars and many were built with inferior materials amidst accusations of corruption. Malnutrition was also a major issue for families both in the Free State and Northern Ireland with a 9.6% infant mortality rate in Belfast, compared with 5.9% in Sheffield, England. It was stated in Stormont that maternity was more dangerous in Northern Ireland than in England or the Free State, with maternal mortality rising by a fifth between 1922 and 1938. Tuberculous was also a concern, killing many young people in Belfast and other areas.