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The U.S. Navy's railgun was an experimental electromagnetic weapon designed to fire hypervelocity projectiles at speeds exceeding Mach 7 (5,000 mph) without the use of explosives. With a range of over 100 nautical miles, it promised precision strikes, lower operational costs, and enhanced ship safety. However, due to high power demands, barrel durability issues, and the rise of hypersonic missiles, the program was suspended in 2021, marking one of the most ambitious yet unrealized advancements i