FILE - This Dec. 5, 1945 photo shows a British-designed and U.S.-made inflatable dummy tank, foreground, made of rubber which can be assembled in 20 minutes. At left is a U.S. Army medium tank Mark ... more 
FILE - This Dec. 5, 1945 photo shows a British-designed and U.S.-made inflatable dummy tank, foreground, made of rubber which can be assembled in 20 minutes. At left is a U.S. Army medium tank Mark IV. History is replete with examples of governments and armies using deception to convince someone they're stronger - or weaker - than they really are. This deception has been going on "probably as long as there have been one group of people fighting another," says Frank R. Shirer, chief of historical resources at the U.S. Army Center of Military History in Washington, D.C. (AP Photo) less 
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Associated Press
Thu, Apr 26, 2012 4:23 PM EDT