1576066 The arrest of the Cato Street conspirators, 1820; (add.info.: The arrest of the Cato Street conspirators, 1820. The Cato Street Conspiracy was an attempt to murder all the British cabinet ministers and Prime Minister Lord Liverpool in 1820. The name comes from the meeting place near Edgware Road in London. The Cato Street Conspiracy is notable for dissenting public opinions regarding the punishment of the conspirators.); Universal History Archive/UIG; out of copyright.