The following is an excerpt of the book description written for The National Security Constitution in the 21st Century which Professor Harold Hongju Koh published on June 25, 2024.If re-elected, could President Trump, by a single tweet, withdraw America from the United Nations, NATO, and every treaty and international organization to which the U.S. belongs? Or if re-elected, could President Biden gradually take us to war throughout the Mideast—Gaza, Yemen, Iran, the Red Sea—by supplying weapons and ordering drone strikes, cybercommands and Special Forces without congressional approval?SNIPThis increasing imbalance of foreign affairs power has intensified across recent administrations of both...