In my U.S. Foreign Policy class this semester, students read the latest book from historian Andrew Bacevich, The Limits of Power: The End of American Exceptionalism (2008). As in his prior work, Bacevich is critical of the apparent militarism in American foreign policy. Primarily, he argues that the U.S. is too willing to use military force as an instrument of policy and that the American people and its leaders overestimate the effectiveness of military power.Arguably, another indicator of American militarism is its willingness to place former top military leaders into security policy posts...