 It prepared for the possibility of war in Europe until the collapse of the Soviet Union's threat from the late 1940s to the late 1980s.The 175th's infantry battalions were mobilized in 1967, 1968 and 1971 as a response to the race riots in Cambridge, Baltimore and anti-Vietnam War demonstrations in College Park in Maryland.The 1990s brought preparation for combat in the Middle East as the training focus slowly changed from woodland combat to urban operations.