Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a E guzobere NEA dị ka National Teachers Association (NTA) na 1857.
N'ezie, nsụgharị dị mgbagwoju anya nke ahịrịokwu ahụ bụ "E hiwere NEA dị ka National Teachers Association (NTA) na 1857, ma were aha ya ugbu a na 1870. "