BOGOTA, Colombia Argentine President Javier Milei's party suffered a significant defeat over the weekend at the hands of the Peronist opposition in a Buenos Aires provincial election, a crucial test ahead of Oct. 26 midterm parliamentary polls. The center-left Peronist party, united under Fuerza Patria, secured over 47% of the vote, while the ruling La Libertad Avanza (LLA) garnered 33.8%, according to the provincial electoral body. Milei acknowledged the defeat at his party's headquarters in