For the first time in Harvard University’s history, the majority of students accepted into the incoming freshman class are not white, a milestone for an institution that prides itself on educating future presidents, CEOs, and world leaders. But Harvard’s push to broaden the diversity of its student ranks comes as the Trump administration intensifies its focus on affirmative action policies and suggests it will investigate how colleges shape the racial makeup of their campuses. The US Justice Department is preparing to redirect resources from its civil rights division toward investigating and suing universities over affirmative action admissions policies deemed to...