a flag
... that between 1920 and 1938, the NAACP flew a flag at its New York headquarters to mark each lynching that occurred in the United States?
... that between 1920 and 1938, the <a href="./NAACP" id="mwARE" rel="mw:WikiLink" title="NAACP">NAACP</a> flew <b id="mwARI"><a href="./A_man_was_lynched_yesterday_flag" id="mwARM" rel="mw:WikiLink" title="A man was lynched yesterday flag">a flag</a></b> <i id="mwARQ">(pictured)</i> at its New York headquarters to mark each <a href="./Lynching_in_the_United_States" id="mwARU" rel="mw:WikiLink" title="Lynching in the United States">lynching that occurred in the United States</a>?