presidential visit to the United States
... that Ngo Dinh Diem's presidential visit to the United States in 1957 was only the second time that Dwight D. Eisenhower had greeted a guest in person at the airport?
... that <a href="./Ngo_Dinh_Diem" id="mwBjw" rel="mw:WikiLink" title="Ngo Dinh Diem">Ngo Dinh Diem</a>'s <b id="mwBj0"><a class="mw-redirect" href="./Ngo_Dinh_Diem_presidential_visit_to_the_United_States" id="mwBj4" rel="mw:WikiLink" title="Ngo Dinh Diem presidential visit to the United States">presidential visit to the United States</a></b> in 1957 was only the second time that <a href="./Dwight_D._Eisenhower" id="mwBj8" rel="mw:WikiLink" title="Dwight D. Eisenhower">Dwight D. Eisenhower</a> had greeted a guest in person at the airport?