Key Points - The M1 Abrams main battle tank has undergone significant evolution since its 1980 service entry to remain a dominant force. -The original M1 featured a 105mm gun, Chobham armor, and a gas ...

Key Points and Summary - The M1 Abrams is the world's most accomplished main battle tank, renowned for its incredible combination of speed, armor, and firepower. -Powered by a 1,500-horsepower gas ...