Original: On April 1, 1996, the government of Nova Scotia dissolved the City of Halifax, and amalgamated the four municipalities within Halifax County and formed Halifax Regional Municipality, a single-tier regional government covering that whole area.
Simplified: The City of Halifax was the municipal government of Halifax, Nova Scotia between its incorporation as a city in 1841 until 1996, when all of the municipal governments within Halifax County were combined into the Halifax Regional Municipality.