; (2) ICBMs have played and continue to play a role in deterring attacks on the United States and its allies; (3) while arms control agreements have reduced the size of the ICBM force of the United States, adversaries of the United States continue to enhance, enlarge, and modernize their ICBM forces; (4) the modernization of the ICBM force of the United States through the ground-based strategic deterrent program should be supported; (5) ICBMs have the lowest operation, maintenance, and modernization costs of any part of the nuclear deterrent of the United States