Luther Bradley
... that Luther Bradley was considered the most prominent political cartoonist opposing America's involvement in World War I?
... that <b id="mwBQA"><a href="./Luther_D._Bradley" id="mwBQE" rel="mw:WikiLink" title="Luther D. Bradley">Luther Bradley</a></b> was considered the most prominent <a href="./Political_cartoon" id="mwBQI" rel="mw:WikiLink" title="Political cartoon">political cartoonist</a> opposing America's involvement in World War I?