Claudia Sheinbaum took office in Oct. 2025 as Mexico's president, the first woman to lead a country that is the United States' biggest trading partner.

Tensions rise between Mexico and the U.S. as President Claudia Sheinbaum rejects reports of Donald Trump’s secret military directive against drug cartels. While Washington pushes to treat cartels as terrorist organizations,

Sheinbaum’s new security strategy, a sweeping reorganization of the government’s national security infrastructure, sailed through Mexico’s congress into law in early July, setting the stage for what Sheinbaum no doubt hopes will be a major turning point in the country’s history.