The Met Gala, the world’s most famous fashion fundraiser, returns on 4 May with the theme ‘ Fashion as Art’ . The event was first held in 1948 and over the decades, has evolved from a society dinner into a global cultural phenomenon, where fashion pushes boundaries to their absolute limit. While many attendees strive for elegance or homage, some looks inevitably go further, sparking outrage, debate, and even global controversy. From political slogans to boundary-pushing silhouettes, we delve into nine of the most scandalous Met Gala looks in history. 1. Princess Diana, 1996 Diana Princess of Wales (left) arrives at the 1996 Met Gala with her friend Liz Tilberis (AFP/Getty) When Princess Diana attended the Met Gala in 1996, it was widely interpreted as a declaration of independence following her split from Prince Charles. The newly divorced princess wore a navy silk slip dress by John Galliano for Dior, stepping firmly outside of the confines of royal dress codes.…