 In 1798, the citizens of Zürich swore the oath to the constitution of the Helvetic Republic on the Lindenhof.In 1851 the Masonic Lodge 'Modestia cum Libertate' (1771) bought the residence 'Zum Paradies" and built a masonic building on the southern end of the square.In the early 21st century, it serves as a recreational space, a green oasis, and automobile free space in the old historic city center.