Aymeric Laporte (14) of Spain holds up the FIFA World Cup trophy as Spanish players celebrate after winning the World Cup final against Argentina in East Rutherford, N.J., on Sunday, July 19, 2026. Spain won 1-0. (Haiyun Jiang/The New York Times) By TARIQ PANJA The historic 48-team World Cup ended in New Jersey on Sunday with Spain defeating Argentina in the biggest, most lucrative tournament on record. Yet its ultimate legacy may be defined by a political scandal that shattered FIFA’s claim…