Completed the following sentence: In December 1674, Louis XIV of France called upon Sweden to invade Brandenburg. Wrangel advanced into the Uckermark, a region on the Brandenburg-Pomeranian border, securing quarters for his forces until the weather would allow him to turn westwards to Hanover. Frederick Wilhelm I, Kurfürst von Brandenburg, received the news in the Rhine valley, and turned northeast to confront Wrangel. 18 juin (OS) ou 28 juin (NS) les armées se sont rencontrées dans la
Battle of Fehrbellin