 Nyorai kupfuurira kweiyi ndima - Pashure pokukunda kwake, Napoleon akaisa zvinhu zvokutanga zveContinental System kupfurikidza neGwaro reBerlin rakapiwa muna November 1806. Gadziriro yeContinental, iyo yairambidza marudzi eEurope kutengeserana neBritain, yakaputswa zvikuru mukati mokutonga kwake kwose. Mumwedzi mishomanana yakatevera, Napoleon akafamba achipesana nemauto eRussia aifambira mberi achipfuura nomuPoland uye akabatanidzwa muhondo yeropa paHondo yeEylau muna February 1807. Pashure penguva yokuzorora nokubatanidzwa pamativi ose, hondo yakatangazve muna June nokurwisana kwokutanga paHeilsbergizvo zvakabvumikisa kuva zvisingasaruri. 