Max Hoffman and August von Mackensen

Max Hoffman was a German staff officer who helped devise the plan that resulting in the German victory at Tannenberg in 1914, and who spent the entire First World War serving on the eastern front.August von Mackensen was one of the most capable German generals of the First World War, commanding at the breakthrough battle of Gorlice-Tarnow, one of the most decisive battles of the war, as well as during the invasions of Serbia and Romania.