A view of verdant hills and farmland in Corban, Switzerland, on Oct. 28, 2025. Swiss voters have defeated a nationwide ballot initiative to limit the population to 10 million people, rejecting what would have been one of the most drastic measures taken by a European country to stem the arrival of new immigrants. (Lea Meienberg/The New York Times) By JIM TANKERSLEY Swiss voters defeated a nationwide ballot initiative Sunday to limit the population to 10 million people. The vote rejected what…