a Knight Commander of the Bath (KCB). But, by this stage, Henderson was starting to lose his control of the force. He ignored the fact that the District Superintendents were becoming ineffective and that two of the four posts had fallen vacant. When the Fenian bombing campaign opened in 1883, he left its handling largely to his assistants, particularly Howard Vincent, James Monro and Robert Anderson. On 8 February 1886, the mishandling of the Trafalgar Square Riot exposed his inefficiency, and on 22 February the Home Secretary Hugh Childers accepted his resignation. Notes Hasluck (1959), page 56. References . Republished in 1991 by Fremantle Arts Centre Press. . The Times Digital Archive Oxford Dictionary of National Biography External links Portraits of Henderson in the National Portrait Gallery 1821 births 1896 deaths Commissioners of Police of the Metropolis Convictism in Western Australia Graduates of the Royal Military Academy, Woolwich Royal Engineers officers People from Christchurch, Dorset British prison governors Knights Commander of the Order of the Bath Public servants of Western Australia Australian penal colony administrators 19th-century Australian public servants