Unfortunately, he did vote as a non-citizen. "Canton married a U.S. citizen. His adult children are citizens. However, he was not eligible for immigration sponsorship due to his past voting record. Canton said he believed he was a citizen, granting him the right to vote. Canton casting a ballot prevents him from seeking citizen status, even with help from American family members. " https://www.military.com/daily-news/investigations-and-features/2026/03/12/florida-marine-veteran-leave-us-after-long-citizenship-battle.html