In 1267 Heinrich von Belmont was the first student from Raetia to study at University of Bologna.
[3] In 1352 Ulrich Walter von Belmont led a successful uprising against the Counts of Werdenberg-Heiligenberg.
[2] It is unknown whether Belmont Castle was also attacked and destroyed or was bypassed, but by the late 14th century it had fallen into ruins.
[5] In 1380 the Sax-Misox family traded the ruins of Belmont Castle as well as other lands to Brun von Rhäzüns.
However, there were two semi-circular ring wall that wrapped around the east, north and north-west sides of the peak with the inner one built first followed by the outer later.