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During the Vietnam War, the U.S. Special Forces needed a 9 mm machine gun capable of rapid fire, and thus took a liking to the Carl Gustav M45 Swedish K Submachine Gun. But when Sweden placed an export ban on its submachine gun in 1967 due to U.S. involvement in Vietnam, the Army went to the powers that be at Smith & Wesson for a solution, who produced a copy of the Carl Gustav Submachine Gun which became the Model 76 SMG. For more on the Smith & Wesson Model 76 SMG, watch this "I Have This Old Gun" segment from a recent episode of American Rifleman TV.
At the dawn of mechanized warfare, the U.S. Military contended with the reality that infantrymen would need an effective arm to defeat tanks. Their idea? Bring more gun.
For nearly 25 years, Springfield Armory has offered its affordable and reliable XD series of handguns, and for 2026, that design has now entered its fourth generation with the Mod.4 OSP.