Complex sentence: In 1961 many buildings up and down the country were listed, the Church was included in this and on 8 September 1961 The Church of St. Peter and St. Paul gained the Grade I Listed status, the highest level possible.
Split into simpler sentences: In 1961 many buildings up and down the country were listed. The church was included in this and on 8 September 1961 the Church of St. Peter and St. Paul gained the Grade I Listed status, the highest level possible.