Factual error: The United States conducted no nuclear tests in 1947 and conducted none in Nevada until 1951.
Other mistake: Shortly after Quark, Rom and Nog arrive on Earth in the 20th century, just after they are observed through the one-way glass by the Army officers, the Captain in the hat who enters the room with the man in the suit to interrogate the Ferengi is wearing his rank bars on his shirt collar horizontally, parallel to his collar. The two bars of an Army Captain's rank should be worn vertically.
Answer: He changed his name after the third season because people were having difficulty pronouncing his last name."Alexander Siddig" is the name he typically goes by as his full birth name, "Siddig El Tahir El Fadil El Siddig Abderahman Mohammed Ahmed Abdel Karim El Mahdi", is far too verbose and complex for screen credits.
MoonFaery ★