Utsaha Romawi mangda prasida nyambungan wawidangan sane jimbar inggian Rhine miwah Elbe puput warsa 16 M, kesarengin antuk kekalahan Romawi sane pinih ageng duk perang Hutan Teutoburg duke warsa 9 M.
Roman efforts to integrate the large area between Rhine and Elbe ended around 16 CE, following the major Roman defeat at the Battle of the Teutoburg Forest in 9 CE.