John William Cousin, A Short Biographical Dictionary of English Literature… (1910)
“ For some time he practised as a solicitor, but becoming acquainted with Thomas Davis (q.v.) , he associated himself with the Young Ireland party, and was a leading contributor to the Nation newspaper. His political sympathies and acts were carried so far as to bring about in 1848 his trial for treason-felony, and his transportation for 14 years. After his release he resided chiefly at New York, and ed. ”
