The president has constitutional, institutional, and political sources of power. Of these, the institutional powers are arguably the strongest. In an essay, analyze the institutional powers of the presidency and assess how Presidents in the 20th Century were able to use their institutional and political resources to challenge what had historically been Congressional dominance of U.S. national politics. In your opinion, based on the evidence that you have presented, what is the likely future balance of power between Presidents and Congress? Why?