 In 1408 Rüti and the Premonstratensian monastery came as part of the so-called "Herrschaft Grüningen" under the reign of the government of the city of Zürich.In 1525 (Reformation in Zürich) the monastery was secularized and managed as "Amt Rüti" by an "Amtmann" (member of the city of Zürich government) until 1798.In mid 16th century, Rüti got one of the first public schools in the canton of Zürich, established by the Zürich reformers and the former monks of the Rüti Monastery.