On July 1, 1535, Sir Thomas More, the author of Utopia, went on trial in England and was charged with treason. He was executed on July 6. From the article:
Sir Thomas More (7 February 1478 – 6 July 1535), venerated in the Catholic Church as Saint Thomas More,[1][2] was an English lawyer, social philosopher, author, statesman, and noted Renaissance humanist. He was also a councillor to Henry VIII, and Lord High Chancellor of England from October 1529 to 16 May 1532.[3] He wrote Utopia, published in 1516, about the political system of an imaginary, ideal island nation."