Premise: The Local Government (Northern Ireland) Act 1972 (1972 c. 9) was an Act of the Parliament of Northern Ireland that constituted district councils to administer the twenty-six local government districts created by the Local Government (Boundaries) Act (Northern Ireland) 1971, and abolished the existing local authorities in Northern Ireland.
Hypothesis: The Local Government (Northern Ireland) Act of 1973 (1972 c. 9) set out to abolish the local authorities in Northern Ireland.