 
<translate> Ajụjụ: Ihe gbara ya gburugburu: Ndezigharị nke iri abụọ na isii (nke a gafere ma kwado ya na 1971) setịpụrụ afọ ịtụ vootu maka ntuli aka gọọmentị etiti na nke steeti na afọ 18, mana anaghị egbochi steeti ịtọlite afọ ịtụ vootu dị ala. Ewezuga oke ndị akọwapụtara na Ndezigharị nke XIV, XV, XIX na XXVI, ikike ndị ntuli aka maka ntuli aka nke ụlọ na Senate na-enyefe ndị steeti n'okpuru Nkeji edemede nke mbụ, Nkebi nke 2 na Ndezigharị nke XVII nke Iwu United States, nke na-ekwu na "House of Representatives ga-abụ ndị otu ndị mmadụ họpụtara kwa afọ abụọ site na ndị mmadụ nke ọtụtụ steeti, na ndị na-ahọrọ na steeti ọ bụla ga-enwe iru eru achọrọ maka ndị na-ahọrọ nke ngalaba kachasị nke ndị omebe iwu steeti. " na "Ndị omebe iwu nke United States ga-abụ ndị Senate abụọ sitere na steeti ọ bụla, ndị ndị mmadụ họpụtara, maka afọ isii; onye Senator ọ bụla ga-enwe otu votu. Ndị ntuliaka na steeti ọbụla ga-enwe iru eru achọrọ maka ndị ntuliaka nke ngalaba kachasị ukwuu nke ndị omebe iwu steeti. "  Ajụjụ: olee mgbe e gbanwere afọ e ji atụ vootu ka ọ bụrụ afọ iri na asatọ? Ka anyị buru ụzọ mee ka uche anyị dịrị n'ihe anyị na-eme: <eng> Q: Context: The 26th Amendment (passed and ratified in 1971) set the voting age for federal and state elections at 18 years, but does not prevent states from establishing a lower voting age. Except for the express limitations provided for in Amendments XIV, XV, XIX and XXVI, voter qualifications for House and Senate elections are largely delegated to the States under Article I, Section 2 and Amendment XVII of the United States Constitution, which respectively state that "The House of Representatives shall be composed of Members chosen every second Year by the People of the several States, and the Electors in each State shall have the Qualifications requisite for Electors of the most numerous Branch of the State Legislature." and "The Senate of the United States shall be composed of two Senators from each State, elected by the people thereof, for six years; and each Senator shall have one vote. The electors in each State shall have the qualifications requisite for electors of the most numerous branch of the State legislatures."

Question: when did the age to vote changed to 18? Let's give stream of consciousness first: 