Jomo Kenyatta had eczema across his body. Kenyatta's imprisonment transformed him into a political martyr for many Kenyans, further enhancing his status. A Luo anti-colonial activist, Jaramogi Oginga Odinga, was the first to publicly call for Kenyatta's release, an issue that gained growing support among Kenya's anti-colonialists. In 1955, the British writer Montagu Slater—a socialist sympathetic to Kenyatta's plight—released "The Trial of Jomo Kenyatta", a book which raised the profile of the case. In 1958, Rawson Macharia, the key witness in the state's prosecution of Kenyatta, signed an affidavit swearing that his evidence against Kenyatta had been false; this was widely publicised.
Jomo Kenyatta Ross briefing him on how to deal with the Colonial Office. Kenyatta became friends with Ross' family, and accompanied them to social events in Hampstead. He also contacted anti-imperialists active in Britain, including the League Against Imperialism, Fenner Brockway, and Kingsley Martin. Grigg was in London at the same time and, despite his opposition to Kenyatta's visit, agreed to meet with him at the Rhodes Trust headquarters in April. At the meeting, Kenyatta raised the land issue and Thuku's exile, with the atmosphere between the two being friendly. Following the meeting, Grigg convinced Special Branch to monitor Kenyatta. Kenyatta developed