Following a 40-year stint with the German military, Karl Maria Wiligut retired to practice occult studies. He believed he belonged to a royal lineage and was later sent to an asylum for his schizophrenic beliefs. He later became a Nazi lieutenant-brigadier and joined Heinrich Himmler’s inner circle.
Seventeenth-century soldier Raimondo Montecuccoli, who served the Habsburg Monarchy, is remembered for redefining the art of warfare with his techniques of fortification and siege. He made a significant contribution to the Thirty Years’ War and penned Dell’arte militare, or The Military Art, which remains his most important work.
A president of the second Austrian republic, Theodor Körner had also chaired the Federal Council and been the mayor and governor of Vienna. He was also the great-nephew of his namesake and German poet Theodor Körner. He also wrote extensively on military sciences and strategies, having served in the army before.