Complex sentence: The Department of the Government Archivist was formally established in 1947 and, following the enactment of the "National Archives Law No.48 of 1973", was renamed Department of National Archives.
Split into simpler sentences: The Department of the Government Archivist was formally established in 1947. Following the enactment of the "National Archives Law No.48 of 1973" the department was renamed as the Department of National Archives.