This was an event in the Saxon Wars. In 1005 a Tietmelli or Theotmalli region (Gau) is referred to in documents.

In 1263, Bernard III of Lippe fortified the settlement at the crossing of the trade route from Paderborn to Lemgo over the Werre River with stone walls and granted it a municipal charter. Its population was reported in 1305 as 305.