Dhaka, Sept. 23 -- The presidential election in the United States is six weeks away. On November 3, 2020 the Americans are either going to reelect Donald Trump for another term or elect former Vice President Joe Biden as new president. Traditionally, people in the United States reelect the incumbent president for the second term. There have been exceptions in recent history. Jimmy Carter was elected president in 1976. He was an admirable person but could not cope with the challenges unfolding. The "Iran crisis" that culminated in the overthrowing of Reza Shah Pahlavi and installing Ayatollah Khomeini's Islamic Revolutionary Government, and Russian invasion of Afghanistan doomed Carter as one term president. George H.W. Bush succeeded Pres...