If a regency can place an asterisk on a monarch's reign, then why not the abdication of the predecessor?
Hugo Vickers argues that, because the beginning of Louis's reign was a regency, the Queen is actually already the world's longest-reigning monarch. https://www.tatler.com/article/why-the-queen-is-technically-the-worlds-longest-reigning-monarch?utm_medium=Social&utm_campaign=SocialFlow&utm_source=Twitter
This would actually happen on 26 May 2024 when Her Majesty’s reign would be 26,408 days to Louis XIV’s 26,407.
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