The M55 was a standard U.S. Army motorized howitzer used during the 1950s and early 1960s, until it was replaced by the M110. It was largely deployed in NATO areas and was used extensively during the ...
Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Army has renewed interest in new longer-range artillery shells, such as ramjet-powered types, following its axing of ...