The M198 is a medium-sized, towed 155 mm artillery piece, developed for service with the United States Army and Marine Corps. It was commissioned to be a replacement for the World War II-era M114 155
U.S. Marines in the Persian Gulf War 001
Royal Thai Army firing M198 howitzer
Australian M198s firing during an exercise
The M777 howitzer is a British towed 155 mm artillery piece in the howitzer class. It is used by the ground forces of Australia, Canada, Colombia, India, Saudi Arabia, Ukraine, and the United States.
M198 howitzer
…there in 1978. It entered service in 1979 and since then 1,600 units have been produced. The M198 was replaced in US and Australian service by the M777 howitzer. The M198 155 mm howitzer weighs less than 16,000 pounds (7,300 kg), allowing it to be dropped by parachute or transported by a CH-53E Super Stallion…
US Marine gunners test fire an M777 howitzer in 2005
M777 Light Towed Howitzer in service with the 10th Mountain Division in support of Operation Enduring Freedom, Logar Province, Charkh District, Afghanistan
XM982 Excalibur GPS-guided munition (inert)
XM1113 extended-range artillery round, shown here at a range demonstration, uses a rocket-assist motor.