The howitzer's maximum range is 18,100m when firing standard 95-pound M107 HE and M864 DPICM projectiles, and 30,000m when firing 97-pound M549 RAP rounds. The development of the M198 155mm towed ...

A soldier assigned to 2nd Cavalry Regiment Field Artillery Squadron, moves a 155mm round to load the M777 Howitzer during a live fire exercise at the Grafenwoehr Training Area, Germany ...

It has since quadrupled its 155mm shell production, officials said Tuesday. Russia’s invasion of Ukraine set off a massive effort by the U.S. military and NATO allies to arm Kyiv’s military.

But in the military context, more specifically the arena of artillery, the so-called “King of Battle,” “triple-7” has a far more deadly meaning, namely the British-made M777 155mm (6.1 in ...