Lionel Messi announced his retirement from international football on Monday, Sept. 1, 2026, ending his tenure with the Argentina national team [3].

The departure of the 39-year-old captain [1] marks the end of an era for one of the most decorated players in history. His exit leaves Argentina to rebuild its squad without its primary playmaker and veteran leader.

Messi shared the news via a handwritten note posted on Instagram [1]. He said the decision was difficult but necessary after two decades of service to his country [2].

"It still hurts deep inside, but it's the right moment," Messi said [1].

The timing of the announcement follows Argentina's defeat to Spain in the 2026 World Cup final [4]. This tournament was the sixth World Cup in which Messi competed [2].

Messi reflected on his commitment to the squad in his announcement. "I have given everything to the national team, and now it's time to step aside," Messi said [2].

Throughout his career, Messi served as the focal point of the Argentine offense. He said that after two decades, he felt it was the right time to say goodbye [3].

The announcement concludes a period of unprecedented success for the national team, though the recent final loss to Spain served as the catalyst for his exit [4]. Messi did not specify if he would continue playing for his club team, focusing only on his international retirement [1].

"It still hurts deep inside, but it's the right moment."

Messi's retirement creates a significant leadership vacuum for Argentina as they transition toward a new generation of talent. Having competed in six World Cups [2], his departure removes a psychological and tactical anchor from the team. The decision to retire immediately after the 2026 final suggests that the loss to Spain served as a definitive closing chapter for his international ambitions.