Dee ihe na - esonụ maka paragraf a - Ụgbọala ndị a pụrụ iche rụkwara ọrụ dị ukwuu n'okpuru Ọchịagha John J. "Blackjack" Pershing dị ka ụgbọ ala Jeffery na ụgbọ njem mgbe nile n'oge ndị agha 1916 na-eme njem
A na-ejikwa Quads mee ihe n'ụzọ sara mbara n'oge mkpọsa Europe nke Pershing nke Agha Worldwa nke Mbụ. Ndị United States Marine Corps nabatakwara Jeffery Quad, na-eji ya arụ ọrụ na Haiti, na Dominican Republic, site na 1915 ruo 1917.