BTS' 50,000-strong ARMY turn out at Mexico City for historic presidential palace visit BTS met President Claudia Sheinbaum and were greeted by tens of thousands of screaming fans from the presidential balcony. 9 May 2026 More than 50,000 fans packed into Mexico City's Zócalo Square as BTS made a balcony appearance at the Presidential Palace following a meeting with President Claudia Sheinbaum. BTS spent around 40 minutes speaking with President Claudia Sheinbaum Fans had been gathering since early Wednesday (06.05.