following chart: Heritage sites of national significance The Archives of the Republic and the Canton and the cantonal library, Porrentruy Castle, the church and college of the Jesuits, the St-Pierre Church, the Hôtel de Gléresse et Fondation des Archives, the Hôtel de Gléresse with the archives, the Hôtel-Dieu with the Pharmacy Museum and the Jura Natural Sciences Museum and gardens are listed as Swiss heritage site of national significance. The entire old town of Porrentruy is part of the Inventory of Swiss Heritage Sites. The scenic historic city center has many buildings in gothic, baroque, and neo-classical styles, notably the buildings of the Jesuit college, which are now used by the cantonal school. The only remaining medieval city gate is the Porte de France, which was built in 1563. The Catholic Church of Saint-Pierre is a gothic basilica that was built from 1330 to 1350. It houses valuable relics and has a late-gothic altar. The Catholic Church of Saint-Germain, was built in the 13th century and restored and expanded in 1698. The chapel of the Jesuit college (1599–1603) has an octagonal tower built in 1701, which is now used as a concert hall. The church of the Ursulines was dedicated in 1626. On a prominence stands the Château de Porrentruy, which was the residence of the Bishop of Basel from 1527 to 1792. The oldest part is the round Bergfried, which was built in 1271. Important baroque buildings are the Hôtel de Ville (1761–63), the Hôtel-Dieu (1761–65), the Hôtel de Gléresse (built in 1750 for the Baron of Ligerz), and the Hôtel des Halles (1766–69). On the squares of the old city are monumental fountains, including the Fontaine des Samarites (1564) and the Fontaine Suisse (1518). Politics In the 2007 federal election the most popular party was the PSS which received 37.11% of the vote. The next three most popular parties were the PDC (29.88%), the PLR (14.89%) and the UDC (12.5%). In the federal election, a total of 2,082 votes were cast, and the voter turnout was 45.2%. Economy In the course of the 19th century, Porrentruy developed from a trading center to an important industrial town, with traditional industries such as watchmaking, shoemaking, and textiles. In the 20th century, other important industries were added, notably metalworking, machine manufacturing, electronics, and furniture building. Agriculture is no longer a major factor in the labor market of the municipality. , Porrentruy