John Russell, 4th Earl Russell cause of world peace. John Russell was succeeded as Earl by his half-brother, the historian Conrad Russell, 5th Earl Russell. John Russell, 4th Earl Russell John Conrad Russell, 4th Earl Russell (16 November 1921 – 16 December 1987) was the eldest son of the philosopher and mathematician Bertrand Russell (the 3rd Earl) and his second wife, Dora Black. His middle name was a tribute to the writer Joseph Conrad, whom his father had long admired. He was the great-grandson of the 19th century British Whig Prime Minister Lord John Russell. He succeeded to the earldom on the death of his
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