The town was established by Duke of Silesia Henry IV Probus as
Frankenstein
in the early 13th century, following the Mongol invasion. It was sited on a
piece of land that belonged partly to the episcopal lands of Procan (German
Protzan, modern Zwrócona) and partly to the Monastery at Trzebnica (German
Trebnitz). The town was located exactly halfways between the sites of two
previously existing towns that had failed to attract enough settlers: Frankenberg
and Löwenstein, and inherited its German name from both.
Its positioning on the so-called Königstraße (King's Road) between Prague
and Breslau, not too
