Question: When looking at the process and auditions for the fourth season of "Vietnam Idol" one will find the name of a city listed under "Region" on the same line as a call-back date that was July 12th through the 14th, 2012.  You should also be advised that Orthopodomyia anopheloides can be found in this nation.  In what year did the city alluded to earlier become the capital city of this country?
answer: 1976