Rubuta ci gaba don wannan sakin layi - A lokacin Yaƙin Duniya na II, Heintges ya umurci Battalion na 3, 7th Infantry Regiment, 3rd Infantry Division sannan ya umurci 7th Regiment. Ya yi aiki a Sicily, Italiya, kudancin Faransa
Jamus da rundunarsa sun kama Adolf Hitler's Berghof a Berchtesgaden a ranar 4 ga Mayu 1945. Heintges ya ɗauki 1941 Mercedes-Benz 540K Cabriolet B na Hermann Göring don amfanin kansa a lokacin mamayar.