 They have destroyed and every day endeavour to destroy you...keep a firm front against these men...the organisation may be objectionable in one sense, but as long as it is against England it has good in it'.Along with other Land League leaders, he was indicted in 1887 under the Coercion Act for conspiracy in relation to his involvement in the Plan of Campaign.During the Parnell Commission of 1888 Sir Henry James cross-examined Harris, as treasurer of the Land League, as to whether anything had been paid to the Clan na Gael.