Jean-Luc Mélenchon announces 2027 presidential candidacy. 74-year-old Mélenchon seeks fourth consecutive presidency bid. 2027 election remains open due to Macron's term limits and Le Pen's challenge. Mélenchon secured 22% in 2022, 1.2% behind Le Pen. France Unbowed party advocates tax reforms and environmental regulations. Mélenchon labels Gaza conflict as genocide. France faces political instability with no stable parliamentary majority