Beyond the human toll, the financial impact to the nation has been huge. Add up spending on the Iraq and Afghan wars and domestic security, long-term care for veterans and the impact on the deficit, and the total is expected to be staggering. The U.S. launched a global war on terror after the 9/11 terror attacks on the World Trade Center and the Pentagon, the most deadly strikes against domestic targets by foreigners in U.S. history. Beyond the incalculable human cost of nearly 3,000 civilian lives and the subsequent deaths of more than 6,000 soldiers, 2,300 contractors and hundreds of...