English Thought to number between multiple fronts, across thousands of square miles is estimated supplies 15 of those is estimated net worth is estimated inconsequential http://www.huffingtonpost.com/2014/08/1 … 59239.html is estimated wreaks havoc is estimated is estimated inconsequential approximativement un territoire de 33700km2 HuffPo - ISIS: 15 Shocking Numbers Huffington Post 13,000 square miles of territory roughly 13,000 square miles is estimated Huffpo is estimated Huffington Post