The accused were charged under section 153A, IPC (promoting enmity between different groups on grounds of religion, race, place of birth, residence, language etc. and doing acts prejudicial to maintenance of harmony), Ernakulam Rural Superintendent of Police (SP) A V George told PTI.
The accused had allegedly distributed the pamphlets at eight places in and around Vadakkekara, near North Paravur in the district, after splitting themselves into eight groups.
The pamphlets allegedly contained objectionable contents.
A probe was on to ascertain if the accused had any links with any extremist outfit based on foreign soil, the police said.
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