Hans von Plessen
…resulting in two sons. Elisabeth was the daughter of Bernhard von Langenbeck. In 1877, he became a staff officer in the 1st Guards Infantry Division under Alexander August Wilhelm von Pape. In 1879, Plessen was promoted to Major and in December became an aide-de-camp of German Emperor Wilhelm I. In 1885, Plessen became an Oberstleutnant…