We will be closed from 5pm BST on Friday 1st May for the Early May bank holiday, re-opening at 8.30am BST on Tuesday 5th May. Any orders placed during this period will be processed when we re-open.

The stuggle between Congress and the President for control of national security decision-making has been an on going one. In recent years, Congress has ceded the initiative to the President and then used the power of the purse later to ratify or restrict what the President has done. Banks and Raven-Hansen provide a comprehensive study of the history, procedures, and scope of the power of the purse in national security affairs, analysing the legal sources and issues involved.