Frank Aiken intelligence in New York City and London in return for £500 a month. The pact was originally approved by Aiken, who left soon after, before being succeeded by Andrew Cooney and Moss Twomey who kept up the secret espionage relationship. Aiken was at the April 1925 Commemoration ceremony at Dundalk, but by March 1926—when De Valera founded a new party, Fianna Fáil—he was in America. Aiken was first elected to Dáil Éireann as a Sinn Féin candidate for Louth in 1923; in June 1927 he was re-elected there for Fianna Fáil, continuing to be re-elected for that party at every
Fianna Éireann been an outstanding Fianna officer for years. After internment he got married and eventually fell on hard times. In his own words, he was compromised by the Free State Special Branch and agreed to become an agent for them within the republican movement. He was eventually exposed by the Fianna Intelligence Officer, Frank Sherwin in 1926. Two former Fianna members made an attempt on his life in 1928, but Harling escaped and actually shot dead one of his attackers, Tim Coghlan of Inchicore. Harling was secreted out of the country by the Special Branch and ended up in the US