 
 <translate> On March 23, 1971, a proposal to lower the voting age to 18 years was adopted by both houses of Congress and sent to the states for ratification. The amendment became part of the Constitution on July 1, 1971, three months and eight days after the amendment was submitted to the states for ratification, making this amendment the quickest to be ratified.

Answer this question based on the passage: when did 18 year olds get the right to vote in the us? Okie... think carefully first, then make a decision: <ibo> Na March 23, 1971, ụlọ abụọ nke Congress nakweere otu atụmatụ iji belata afọ ndụ ịtụ vootu ruo afọ 18 ma zigara ya steeti dị iche iche maka nkwado. Ndezigharị ahụ ghọrọ akụkụ nke Iwu ahụ na July 1, 1971, ọnwa atọ na ụbọchị asatọ mgbe edere ndezigharị ahụ na steeti maka nkwenye, na-eme ka ndezigharị a bụrụ nke a kwadoro ngwa ngwa.  Zaa ajụjụ a dabere n'amaokwu a: olee mgbe ndị gbara afọ iri na asatọ nwetara ikike ịtụ vootu na US? Okie... buru ụzọ chee echiche nke ọma, mezie mkpebi: 