at the Lincoln Memorial
... that on May 9, 1970, Richard Nixon spent the two hours before dawn at the Lincoln Memorial talking to students protesting the Vietnam War?
... that on May 9, 1970, <a href="./Richard_Nixon" id="mwARQ" rel="mw:WikiLink" title="Richard Nixon">Richard Nixon</a> spent the two hours before dawn <b id="mwARU"><a href="./Richard_Nixon's_visit_to_the_Lincoln_Memorial" id="mwARY" rel="mw:WikiLink" title="Richard Nixon's visit to the Lincoln Memorial">at the Lincoln Memorial</a></b> talking to students protesting the Vietnam War?