There were numerous historical precedents for the unannounced military action by Japan , but the lack of any formal warning Warning , particularly while peace negotiations Communication were still apparently ongoing , led Causation President Franklin D. Roosevelt to proclaim Statement December 7 , 1941 , `` a date which will live in infamy '' .

The origins of the show Social_event lie in the emergence Coming_to_be of progressive groups and independent exhibitions Social_event in the early 20th century ( with significant French precedents ) , which challenged Competition the aesthetic ideals , exclusionary policies , and authority of the National Academy of Design , while expanding Expansion exhibition and sales opportunities , enhancing Cause_to_make_progress public knowledge , and enlarging Expansion audiences for contemporary art .