Since its founding in 1946, Cannes Film Festival has been as much about fashion as films with stars and fashion houses treating the Croisette as an unofficial couture week.From Brigitte Bardot’s barefoot strolls in the 1950s to Princess Diana’s ice-blue chiffon Catherine Walker gown in 1987,

The threat of tariffs and the struggles of Hollywood have dampened what is usually an international party. Even the early standouts are somber.