Fy-177 (United States): M60 Patton
The M60 Patton was a further development of the M48 Patton, featuring a new 105mm gun and improved armor protection. It was a highly effective main battle tank and was widely used by the United States and its allies. The M60 Patton saw service in numerous conflicts, including the Vietnam War.
Fy-178 (United States): M1 Abrams
The M1 Abrams is the current main battle tank of the United States Army. It was introduced in the 1980s and is known for its powerful 120mm gun, advanced armor protection, and high mobility. The M1 Abrams is considered one of the most advanced tanks in the world and has seen service in numerous conflicts.