Question: The RL-83 Blindicide was produced by Mecar SA of Belgium and was an improved derivative of what man-portable recoilless anti-tank rocket launcher weapon, widely fielded by the United States Army?
Sentence (from "RL-83 Blindicide"): It was produced by Mecar SA of Belgium and was an improved derivative of the M20A1 Bazooka.
Relevant evidence: Yes