Here’s What You Need to Remember: The M2 quickly became obsolete: though adequate for early-war lightly armored Japanese tanks, the 37mm gun was ineffectual against the war’s later, up-armored ...

This was one of the United States’ smallest tanks of World War Two—and quickly became obsolete. In the years after the First World War, the United States jumped headlong into tank research and ...

The 37mm gun was widely used during World War One because it was the smallest caliber permitted to fire explosive projectiles under the 1899 Hague accords, and one notable variant was built by ...