Nicolai, Walter

(August 1, 1873, Braunschweig [Brunswick] – May 4, 1947, Moscow), German officer and leader of the Military Intelligence Service of the German Supreme Army Command. Nicolai joined the 2nd Hessian Infantry Regiment, No. 82 in 1893; in 1907, he was promoted to captain. As a major in 1912, he was entrusted with the directorship of Department IIIb, the Military Intelligence Bureau of the General Staff. In early August 1914, he was named chief of the section. The work of Department IIIb…