Passport Stamp Of BTA In 1980 Shows That Naira Use To Be Valuable Than US Dollar

Today if am not mistaking USD1 is about 325 Naira laughable right. Whereas just less than 36 years ago it use to be the other way around according to the Basic Travel Allowance stamp on this passport in 1980 it shows that N1000 was USD$1830. Nigeria which way forward nah!?