sentences:  He has also worked professionally in the motion picture and television industry as a producer and cinematographer in the field of documentary production and news broadcasting with CNN, CTV, CBC, RAI and other global television networks in North America and overseas.Vronsky's most recent book was published in 2011, "", a controversial new history of Canada's first modern battle – the Battle of Ridgeway fought against Irish American Fenian insurgents who invaded across the border from the United States on the eve of Canadian Confederation shortly after the American Civil War.He currently lectures at Ryerson University's History Department in the history of international relations, terrorism, American Civil War, Third Reich, and new military history.