Military doctrine is supposed to tell soldiers how to fight, but history shows that some weapons refuse to follow the rules.

For the first half of the 20th century, one of the most important firearms in the U.S. military arsenal was the water-cooled ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** The DShK started its combat ...