Dela Rosa’s return triggers clash over immunity, ICC and Senate authority Last updated: May 13, 2026 | 04:00 Philippines Senator Ronald Dela Rosa talks to the media during a doorstop interview at the Senate of the Philippines in Pasay, Metro Manila on May 12, 2026. AFP Manila: What unfolded on May 11 inside the Senate complex in Pasay quickly escalated from routine plenary into a constitutional and political spectacle.  At the centre: Ronald "Bato" dela Rosa , who reappeared in the chamber after a six-month absence just as law enforcement officers attempted to serve processes related to allegations tied to the Duterte-era drug war. Minutes after his arrival, National Bureau of Investigation (NBI) personnel entered the premises with Antonio Trillanes IV, who showed reporters what he said was a copy of an arrest warrant issued by the International Criminal Court (ICC).…