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"): Organizers called the demonstrators the "Bonus Expeditionary Force", to echo the name of World War I's American Expeditionary Forces, while the media referred to them as the "Bonus Army" or "Bonus Marchers".
Relevant evidence: No