If anyone is looking for a case study in presidential courage when it comes to refugees, the humble accidental presidency of Gerald R. Ford offers some timely lessons, as noble as it was politically risky. It was the spring of 1975, nearly a year after Nixon’s resignation catapulted Ford into the White House, and the Fall of Saigon on April 30 created a humanitarian crisis for thousands of South Vietnamese men, women, and children who had supported the alliance with the United States for decades.