While King had previously expressed criticism of the Vietnam War, it was his impassioned "Beyond Vietnam" speech, delivered at an event sponsored by "Clergy and Laymen Concerned about Vietnam," that garnered widespread attention. King who typically delivered speeches w/o reading from a text, read out "Beyond Vietnam" because he intended to submit it to publications and wanted to ensure his words were accurately conveyed without misquotation.
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Image: MLK speaking in rural Alabama, 1966