A 'War is Over! If You Want It' billboard on Sunset Boulevard, which debuted in December 1969, is seen during a press preview of "Yoko Ono: Music of the Mind" at The Broad in Los Angeles, on May 21, 2026. The exhibit is the first solo museum exhibition in Southern California of Japanese artist and musician Yoko Ono. (Photo by Frederic J. BROWN / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE ARTIST UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTION