Question: Pelham D. Glassford was held responsible for the violence that came about as a result of what assemblage of marchers on Washington, D.C.?
Sentence (from "Bonus Army"): Bonus Army was the popular name for an assemblage of some 43,000 marchers—17,000 U.S. World War I veterans, their families, and affiliated groups—who gathered in Washington, D.C. in the summer of 1932 to demand cash-payment redemption of their service certificates.
Relevant evidence: Yes