<prompt> Bhala okuqhubekayo kwalesi sigaba - I-regiment yayiyingxenye yebutho elincane elaliphakanyiswe nguBernhard waseSaxe-Weimar ngo-1631 ukusiza uGustavus Adolphus ngokumelene nombusi phakathi neMpi Yeminyaka Engamashumi Amathathu. I-regiment yalwa ndawonye nebutho laseSweden eBreitenfeld, Rain naseLützen. Ngokufa kukaGustavus Adolphus nenhlekelele yaseNördlingen  <response>: ibutho likaBernhard waseSaxe-Weimar langena enkonzweni yaseFrance ngomhlaka 26 Okthoba 1635. Ngalesi sikhathi i-regiment yayilawulwa nguColonel Trefsky futhi yabizwa ngegama lakhe: Trefsky-Cavalerie iTrefsky Cavalry. 