In 1474, the city was attacked by the Turks. It was not until the 16th century that Oradea began growing as an urban area. The Peace of Várad was concluded between Ferdinand I and John Zápolya on February 4, 1538, in which they mutually recognized each other to be king. In the 18th century, the Viennese engineer Franz Anton Hillebrandt planned the city in the Baroque style. Beginning in 1752, many landmarks were constructed such as the Roman Catholic Cathedral and the Bishop's Palace, presently the Muzeul Țării Crișurilor ("The Museum of the Criș-es land").