Every spring, the design world converges on Milan for the Salone del Mobile furniture fair and a constellation of satellite events across the city. What began as a commercial trade exhibition has, over the years, evolved into a sprawling, citywide celebration of design—and an increasingly significant cultural moment. This year, luxury fashion and hospitality brands were impossible to ignore, as major names sought to to engage an audience of designers, editors, collectors, architects, and tastemakers. From intimate aperitivo gatherings to large-scale installations, here are some of the standout presentations. Louis Vuitton Goes Portable The Louis Vuitton Objets Nomades Pierre Legrain Homage Collection at Palazzo Serbelloni. Louis Vuitton Since 2012, the French fashion house Louis Vuitton has collaborated with global designers on collections of travel-inspired, portable furniture known as Objets Nomades .…