Complex sentence: In 1985, the State of Israel was first mentioned in a public Vatican document, and on July 29,1992, a bilateral working commission was established to resolve issues of relations between the Israeli government and the Vatican.
Split into simpler sentences: In 1985, the State of Israel was first mentioned in a public Vatican document. On July 29,1992, a bilateral working commission was established to resolve issues of relations between the Israeli government and the Vatican.