A document from early January 1968 provides information that was passed to the CIA by SMACT-1 regarding inquires about the travel of NSA defector William Martin. Officials believed SMADD's representatives wanted to keep this visit out of the press and their foreign minister desired "no visit take place". The Agency sought to determine Martin's legal status, any political ramifications of his travel, and determine if he would face extradition to the United States.
This message states the parents of the subject have reached out to LNGOLD (US State Department) and desired to visit them but wanted to know what his legal position would be if he did were to do so. The information was related to the slug lines KEYWAY and SMACT in association with LNGOLD and SMADD (Canada) on January 19, 1968. This cable additionally has the same reference number (12663) matching a later message from the counterintelligence division about NSA defector William Martin. (104-10219-10110: MEMORANDUM: WILLIAM H. MARTIN)
A memo from CIA Counterintelligence Chief James Angleton during the end of January 1968 to the Director of the National Security Agency reveals that Canadian Press correspondent in Moscow William Buckley approached the US Embassy to inquire if William Martin "would be admitted to Canada without fear of extradition" to visit with his parents in Vancouver. This would support that Canada is SMADD the referenced country in prior cables. (104-10219-10149: KEYWAY)
06/28/68: Field Information Report from Cuba: ACQ.: Canada, Ottawa (25 June 1968): SOURCE: An official (REDACTION) service from officials in Havana: Bottom right hand corner: OTTAWA-5480 (IN-37968) NP (SMACT-1): "1. In late April 1968t there was a successful prison break at the El Principe Prison in Havana. A group of prisoners escaped by digging a tunnel to the courtyard of a neighboring hospital. After the escape, ex-Major Rolando Cubela Secades, who was convicted in March 1966 for plotting to assassinate Fidel Castro, was transferred from El Principe to a prison in Oriente Province. 2. It was rumored that Huber Matos, imprisoned since October 1959, was one of the escapees. However, according to the wife of a prisoner in La Cabana Prison in Havana, Matos and 20 other political prisoners were still in Gallery 23 of that prison. Although none of them wore prison uniforms, it is said that the authorities stopped being severe with them on this point...£