In which year was the M60 machine gun officially adopted by the US military?

The M60 machine gun was officially adopted by the U.S. military in 1957. This general-purpose machine gun was designed to replace the .30-caliber M1919 machine gun and the .50-caliber M2 Browning in certain roles, offering a more modern design and improved capabilities. Its adoption marked a significant advancement in firepower for U.S. forces during the Cold War era, where versatility and mobility were increasingly important on the battlefield. The M60's design allows for a range of operations, including ground and aerial support, which contributed to its widespread use in various military conflicts. Its effectiveness and reliability have made the M60 a notable part of U.S. military history.