claim: B. R. Ambedkar had a nickname.
evidence: Achtung -- Panzer !. -LRB- English  : `` Attention , Tank ! ''. or , more idiomatically , `` Beware the Tank ! '' -RRB-. by Heinz Guderian is a book on the application of motorized warfare .. Heinz Guderian. Heinz Guderian. motorized warfare. Armoured warfare. First published in 1937 , it argues for the use of tanks and motorized support vehicles in mobile warfare , later known as Blitzkrieg tactics .. tanks. tanks. Blitzkrieg. Blitzkrieg. Moreover , it was an argument against the continued use of cavalry given the proven effectiveness of the machine gun , and advances the theory of supplanting the cavalry role with mechanised infantry .. cavalry. cavalry. mechanised infantry. mechanised infantry. The first half of the book focuses on the advent of positional or ` trench warfare ' in the World War I , and the subsequent development of the first tanks .. tanks. tanks. trench warfare. trench warfare. World War I. World War I. Guderian describes the numerous technological and tactical developments regarding tanks , throughout the Great War and in the inter-war years .. tanks. tanks. He discusses the effects of the Treaty of Versailles upon the German armed forces before detailing the recovery from the setbacks the Treaty caused in terms of development of mechanised forces .. Treaty of Versailles. Treaty of Versailles. He then goes on to describe his beliefs about the future application of tanks in warfare and their relationship with other arms .. tanks. tanks