Photo chronicle of the German invasion of the Soviet Union in 1941.

Michael Olive has been researching military history for decades, with a focus on tanks and aircraft. He lives in Trail, British Columbia. Robert Edwards, a retired U.S. Army armor officer who led a scout platoon, has taught at West Point and is the author of Scouts Out (978-0-9117-1311-5). He has also translated numerous books from erman into English. He lives in Navarre, Florida. Chris Evans holds a master's degree in military history and conducts World War I and II battlefield tours in Europe. He lives in New York City.