Kammala jumla mai zuwa: Charles ya yi alkawari da Marie Jeanne na Savoy amma bayan da kawunsa ya dawo a matsayin Duke na Lorraine a 1661, ya yi watsi da wannan aure kuma ya koma kotun Imperial a Vienna. Ya fara aiki a rundunar sojojin Imperial a shekara ta 1663, babban aikinsa na farko shine
Saint Gotthard a shekara ta 1664, inda ya yi aiki a ƙarƙashin kwamandan Imperial, Raimondo Montecuccoli.