Beginning of the Muslim Era as Muhammad begins flight from Mecca to Medina 1054: Three Roman legates fracture relations ...

David Gergen, a longtime CNN political analyst who served as a presidential adviser to four presidents, has died. He was 83. Gergen, who began his political career in Richard Nixon’s White House ...

American presidents have met their end in virtually every way known to human beings, some suddenly in hails of gunfire, some shortly after leaving office and some of old age years or even decades ...