Mezue ahịrịokwu na-esonụ: USS "Lexington" (CV-2), nke a na-akpọ "Lady Lex", bụ ụgbọelu na-ebu ụgbọelu nke mbụ e wuru maka United States Navy. Ọ bụ ya bụ ụgbọ mmiri na-eduga nke; naanị nwanne ya nwanyị,, bụ onye e nyere ọrụ otu ọnwa tupu mgbe ahụ. Ezubere ya dị ka ụgbọ agha agha, a gbanwere ya ka ọ bụrụ otu n'ime ụgbọ elu ụgbọ mmiri mbụ nke Navy n'oge a na-ewu ya iji mezuo usoro nke Washington Naval Treaty nke 1922, nke na-eme ka ọ bụrụ na ọ bụ ụgbọ agha ọhụrụ na ụgbọ agha agha. Ụgbọ mmiri ahụ banyere ọrụ na 1928 ma kenye ya na Pacific Fleet maka ọrụ ya niile. A na-eji "Lexington" na "Saratoga" emepụta ma nụchaa usoro ụgbọelu na-ebu ụgbọelu n'ọtụtụ mmemme kwa afọ tupu Agha Ụwa nke Abụọ. N'ihe karịrị otu oge, nke a gụnyere mwakpo mberede e mere n'ụzọ gara nke ọma na Pearl Harbor, Hawaii. Ụgbọ mmiri ahụ nwere ígwè ọrụ na-arụ ọrụ n'ọkụ eletrik nke mere ka ọ na-enye ọkụ eletrik na Tacoma, Washington, n'oge oké ọkọchị nke e nwere ná ngwụsị afọ 1929 ruo ná mmalite afọ 1930. O butekwara ndị ọrụ ahụike na ihe enyemaka na Managua, Nicaragua, mgbe otu afọ gachara.
ala ọma jijiji mere n'afọ 1931.