Mezue ahịrịokwu na-esonụ: N'afọ 1954, a họpụtara Griffiths dị ka onye Democrat site na mpaghara nnọchiteanya nke 17 nke Michigan na 84th Congress ma mesịa họpụta ya ọzọ na Congresses itoolu na-esote, na-eje ozi site na Jenụwarị 3, 1955 ruo Disemba 31, 1974 na U.S. House. O jere ozi dị ka onye nnọchi anya na Democratic National Convention na 1956 nakwa na
Ọ bụ n'afọ 1968. Ọ bụghị onye mmeri maka ntuli aka ọzọ na 94th Congress na 1974.