Complex sentence: Prigione was appointed Apostolic Delegate to Ghana and Nigeria and was then appointed Apostolic Delegate to Mexico on 7 February 1978, becoming Apostolic Nuncio to Mexico when diplomatic relations were restored in 1992.
Split into simpler sentences: Prigione was appointed Apostolic Delegate to Ghana and Nigeria. He was then appointed Apostolic Delegate to Mexico on 7 February 1978, becoming Apostolic Nuncio to Mexico when diplomatic relations were restored in 1992.