President Donald Trump congratulated conservative attorney and businessman Abelardo de la Espriella on his apparent victory in Colombia's presidential election, despite the narrow lead being challenged by his left-wing rival, Ivan Cepeda. With 99.9% of votes counted, de la Espriella led with 49.7% to Cepeda's 48.7%.

Trump, who had previously endorsed de la Espriella, met the Colombian candidate at the White House on Monday. "He called me last night, and he thanked me for the endorsement. He won. He won the election," Trump told reporters. Responding to a question about U.S.-Colombia relations, Trump stated, "Much better. It'll be better. He's going to be a great president."

Cepeda, however, has challenged the results, citing irregularities at thousands of polling stations. While such a reversal would be unprecedented in Colombian history, the legal challenge introduces uncertainty into the outcome.

De la Espriella, known to supporters as "El Tigre," a name evoking strength and a hardline stance, has promised a return to law-and-order policies, including an aggressive military campaign against guerrilla groups and criminal organizations. His platform mirrors aspects of the approach taken by former President Alvaro Uribe and aligns with a broader rightward political shift observed in other South American nations, including Chile, Ecuador, Bolivia, and Peru.

Cepeda, a senator for 12 years, represents the Colombian left and has advocated for a negotiation-based strategy with armed groups, similar to the approach of current President Gustavo Petro. Cepeda's father was a prominent figure in the Colombian Communist Party who was assassinated in 1994.

The first round of voting on May 31 saw de la Espriella secure 43.7% of the vote, with Cepeda receiving 40.9%.

If de la Espriella formally takes office, it is expected to usher in a period of closer U.S.-Colombia relations, contrasting with the tensions that marked the tenure of President Petro. De la Espriella's administration is also anticipated to favor free-market economics, reduced government intervention, and tax reductions. Analysts are also watching closely how de la Espriella's government will approach relations with Venezuela, likely mirroring the Trump administration's stance by demanding free and fair elections and pressuring Venezuela to address the presence of the ELN guerrilla group along their shared border.