The development of the M198 155mm towed howitzer began in 1968 when a lightweight replacement was sought for the WWII era M114 155mm howitzer. A testbed prototype was developed and constructed at ...
American field howitzer from the Second World War period. It was produced in series, under the designation M1, from October 1942 to June 1945, with a total of 4035 guns of this type being produced.