One year after her landslide election victory, Mexico’s President Claudia Sheinbaum remains remarkably popular, with around 80 percent of Mexicans backing her policies. The left-wing politician has rolled out nationwide many of the measures she first introduced as mayor of Mexico City. But while the « Sheinbaum formula » appears to be working for now, major challenges lie ahead: from tackling insecurity to managing a delicate trade relationship with the United States of Donald Trump. FRANCE 24’s Quentin Duval and Laurence Cuvillier report.