Le Corbusier, born Charles Édouard Jeanneret in 1887, was a pioneering architect who significantly influenced modern architecture through innovative designs like the Villa Savoye and the Domino House, advocating for better living conditions in urban areas. His work extended to major projects like the United Nations Headquarters in New York and the city of Chandigarh in India, where he applied scientific principles of urban planning. Le Corbusier's designs were characterized by functional aesthetics, integration of nature, and bold use of concrete, defining modernist architecture in the 20th century.