Just how far can you soup up a tank from the 1960s? The M60 Patton was the mainstay of the U.S tank fleet in the 1960s and 1970s, before being replaced by the M1 Abrams tank currently in service.

Here’s What You Need to Know: The Patton may reliably soldier on and contribute its heavy firepower to the battlefield—but in an era where minimizing casualties and denying propaganda victories to the ...