请将以下文段总结在50字以内： Kennedy, who served as the 35th President of the United States, was assassinated in Dallas, Texas, on November 22, 1963. His death was a significant event in American history. Kennedy was a popular figure known for his charisma and efforts to advance civil rights and social reforms. His presidency also saw the rise of the space program and efforts to combat the spread of communism during the Cold War.
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肯尼迪，美国第35任总统，1963年11月22日在达拉斯遇刺。他以魅力和支持民权、社会改革著称，推动了航天计划发展和冷战时期的反共行动。
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