Four Percent for Freedom: The Need to Invest More in Defense provides the rationale for sensible spending on defense; illustrates the dire consequences of inadequate funding forsupporting our troops and promoting America's national interests;and lays out the policy challenges that have to be overcome toachieve the bipartisan consensus that will be needed in the nextdecade. It is a call to action to Congress and futureadministrations that they must heed to help keep America safe,free, and prosperous in the 21st century.