Le Corbusier was a pioneering Swiss-French architect and designer who advocated modern design principles. Some of his most notable works include the Villa Savoye built in 1928 which featured an exterior ramp and large windows, Chandigarh in India from 1951 which included buildings like the Assembly Hall, and the Notre Dame du Haut chapel in Ronchamps from 1955 which featured an unusual roof design. Le Corbusier aimed to challenge traditional architectural styles through his innovative designs.