 
<translate> Bayanin da ya dace shi ne: A ranar 23 ga Maris, 1971, majalisun biyu na Majalisa sun amince da wani tsari na rage shekarun yin zabe zuwa shekara 18 kuma an aika da shi zuwa jihohi don tabbatarwa. Don haka, amsar ita ce 23 ga Maris, 1971. <eng> The relevant information is: 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. So, the answer is March 23 , 1971. 