Key Points and Summary - The M551 Sheridan was a unique US Army light tank, officially an Armored Reconnaissance/Airborne Assault Vehicle, known for its amphibious capability and, most notably, its ...

What makes a tank a failure? Does it have to have a drivetrain so unreliable you have to carry a spare transmission in the trunk? Does it need to ignite its ammo box and send the turret into low-Earth ...

It wasn't long after coming through victorious in the biggest conflict of all time — World War II — that the Soviet Union and the United States ceased being allies and instead engaged in a ...