Whereas, for 117 years, the broad strategic and tactical advantages created by the submarine force of the Navy (referred to in this preamble as the Submarine Force ) have enhanced the national security of the United States through undersea missions; Whereas, over the course of the last 11 decades, the submarines of the Navy have advanced through 4 generations; Whereas the Navy first acquired a commissioned submarine, the USS Holland (SS–1), on April 11, 1900; Whereas the first generation submarines of the Navy rapidly evolved from small, limited-capability submersibles to a dominant force in naval warfare; Whereas the second generation submarines of the Navy, defined by the heroes of World War II, made a decisive difference in a war in which control of the sea was crucial; Whereas the third generation submarines of the Navy, defined by the Cold War and the use of nuclear power, helped prevent a nuclear world war and secured the interests of the United States; Whereas the modern, fourth generation submarines of the Navy use long-range sensors and weapons to stay ahead of global threats and preserve freedom of navigation in the global maritime environment; Whereas, in 2017, the Submarine Force consists of 52 attack, 14 ballistic missile, and 4 guided missile submarines that enable the Navy to win wars, prevent conflicts, and defeat threats posed by terrorists; Whereas, throughout the history of the Submarine Force, the 1 constant has been the tremendous character, courage, and dedication of the men and women who maintain, equip, and train and fight in the submarines of the Navy; and Whereas April 11, 2017, marks the 117th birthday of the Submarine Force and is an appropriate date to designate as the National Birthday of the U.S. Navy Submarine Force : Now, therefore, be it