Sorry in advance for likely starting back up an already done thread. I tried searching, but apparently there are internal errors every time I try, so, yeah...
Moving on, which Empire that founded before 200 A.D. had the best chance of still surviving to this day in it's earlier form. (Please don't tell me Han because Chinese people consider themselves descendants from the Han Dynasty. Also, please don't spoil my fun and yell at me that none of them are likely to exist, because I know that. I'm just seeing what you think would be most LIKELY to exist now.)
Poll to follow...