Immanuel Kant which means they are necessary and universal, yet known through intuition. Kant's often brief remarks about mathematics influenced the mathematical school known as intuitionism, a movement in philosophy of mathematics opposed to Hilbert's formalism, and Frege and Bertrand Russell's logicism. With his "", Kant is considered to have foreshadowed many of the ideas that have come to form the democratic peace theory, one of the main controversies in political science. Prominent recent Kantians include the British philosophers P. F. Strawson and Quassim Cassam and the American philosophers Wilfrid Sellars and Christine Korsgaard. Due to the influence of Strawson and Sellars,
Bertrand Russell the war on the United Kingdom's side resulted in six months' imprisonment in Brixton prison (see "Bertrand Russell's views on society") in 1918. He later said of his imprisonment: Russell was reinstated to Trinity in 1919, resigned in 1920, was Tarner Lecturer 1926 and became a Fellow again in 1944 until 1949. In 1924, Bertrand again gained press attention when attending a "banquet" in the House of Commons with well-known campaigners, including Arnold Lupton, who had been a Member of Parliament and had also endured imprisonment for "passive resistance to military or naval service". In 1941, G. H. Hardy wrote