Nearly a century ago, Franklin D. Roosevelt, after telling the nation mired in the depths of the Great Depression that it had nothing to fear but fear itself, managed to get all the major elements of the historic New Deal that would change the framework of U.S. politics for the next half century through Congress within his first three months. Since then, the end of the first 100 days has been the time to take the first real measure of U.S. presidencies.