which city with the smallest population of all the members of the Council of Europe Chiesa di Sant'Andrea  located?
Chiesa di Sant'Andrea (Serravalle) Chiesa di Sant'Andrea (Serravalle) is a church located in Serravalle, San Marino. It was built in 1824 over the ancient walls of the former city. It belongs to the Roman Catholic Diocese of San Marino-Montefeltro. It was built in 1824. The church was dedicated to St. Andrew and the Virgin Mary.
Church of St Catherine of Italy, Valletta The Church of St Catherine of Alexandria (Maltese: "Knisja ta' Santa Katerina" , Italian: "Chiesa di Santa Caterina d'Italia" ) is a Roman Catholic church situated in Valletta, Malta. The church serves as the parish church of the Italian community of Malta. Thus it is more commonly known as the church of St Catherine of Italy or "Santa Katerina tal-Italja" in Maltese.