Pirch II [SEP] conflict
Otto Karl Lorenz von Pirch
Lieutenant-General Otto Karl Lorenz von Pirch or Pirch II (23 May 1765 in Stettin in Pomerania – 26 May 1824 in Berlin) was a Prussian officer who fought in the Napoleonic Wars.
II Corps saw action in the battle, with a significant portion being bogged down in muddy country roads. After the battle Pirch was tasked with stopping the retreat of Grouchy's force at Wavre, but his assault on Namur failed due to the exhaustion of his troops and lack of reconnaissance. After Waterloo Pirch handed over the command of II Corps to Prince Augustus of Prussia. 
After the end of the war Pirch was promoted to lieutenant general and received a gift of 4,000 thaler and multiple awards, including the Order of the