Released under the John F. Kennedy Assassination Records Collection Act of 1992 (44 08 ity Hotey. By DATE: 11-14-2017 JFK Assassination System Identification Form Date: 6/8/2015 Agency Information AGENCY: FBI - RECORD NUMBER:  124-10222-10166 RECORD SERIES: HQ AGENCY FILE NUMBER: 97-4133-3RD NR 118 . Document Information ORIGINATOR: FBI FROM: SAC,MM TO: DIRECTOR, FBI DATE: 09/22/1964 ‘ PAGES: 8 SUBJECTS : - SPANISH VESSEL, SIERRA ARANZAZU, SUSP, MRR, CIA DOCUMENT TYPE: PAPER, TEXTUAL DOCUMENT CLASSIFICATION : — Secret RESTRICTIONS : 1B; 1C; 4 CURRENT STATUS: = Redact DATE OF LASTREVIEW: = 06/10/1 998 ~ OPENING CRITERIA: INDEFINITE - - < COMMENTS : \ INC LHM - = v9.1 Docld: 32298390 Page 1 15
nH DATE: iH 14- 2017 5 @-e es ot oor re ED EXO ‘ {. ovHeR ot 3 9/22/84 A SHON 9 AXRTEL ATR MARL SPECTAL SRLIVERY «» REGISTERED « net tet made for review at FBIHQ by me ; — ASA 3-14.7¢ SAC, HEAME (2 (@) ) APTACE of SPANISH VESSEL "SIBRRA ARANRAZY . NEUTRALITY WATTERS Classified by (6G; BRANT) Freclassty on on 6/17 ,20,21/64 ané nytels Bemysirteis and LAY 9/21,,22/64 captioned “Secret Organization of ¢ Sontiaental : ,Agtion (Osac}", . i. S Snelesed are 15 copics of LE dated Sea a jas above, extra copy being fer Bufile 27-4133 re 28 mw | zis é éissominated lecally to INS, ONE, CSI, GXA, Sts weer fs" 2 atrol, Coast Guard, Customs, G-2 and FAA. uy” es & Ook | - PSsyx Wd P-1 46 PSI (under devolopasnt) ANGEL VERGO //a) ~ OY 2828 iefauoslak 2 et ee 8 J det sci Ce aaa I Do p Wace ConsuT] at wie RG | ai ra3ahs & | =< = fhe LOM is classified Confidential because it con= | SOC States info teplicatieg the URE-in this attack and as CIA | has operational interest in the NAR, unauthorized diselosure ~- «°° - of this infe could have an adverse effect on the defeuse and ©» aes interests of this country (O(u l) | Bureau (Enc. 13) (ANSD) (Ru) | oO Sen Juan (Bae. 4) (info) (Ai) (Ri) a ak 1 = 97-327 GRRE) | \o I-Yla2- a a as 105-9902 {OSAC) NoT RECORDE , tech ~ 71 oct 14 1964 ‘oct 15 1964 7nd | of ~ we Docld: 32298390 Page 2?
‘Released under the John F. Kennedy Assassination Records Collection Act of 1997 (44 Use 2107 Hote;. DATE: 11-14-2017 C UNITED STATES. DEPARTMENT OF JUSTICE FEDERAL BUREAU OF INVESTIGATION Miami, Florida In Reply, Please Refer to. - ; , File Noc: | , September 22, 1964 pu INFene L HERE © pois Ore WH Re: ATTACK ON SPANISH VESSEL ; “~ “STERRA ARANZAZU" U0 a SEPTEMBER. 13.,..1964 ERSS RA rea k Be NEUTRALITY MATTERS me “7 win a BACKGROUND DATE OF REY+® Reference is made to previous memoranda entitled "Secret Organization of Continental Action (OSAC)" relating to reports that the Spanish merchant vessel "Sierra Aranzazu" was attacked off Great Inagua, Bahamas, on September 13,1964, It. is noted, as previously reported, that the Sep- tember 16, 1964 issue of the "Miami News" a daily newspaper published at Miami, contained an article stating that one “ Telmo Alvarez had called a news agency (United Press Inter- national) and claimed his group, the Secret Organization of am Continental Action (OSAC), was responsible for this attack. In contradiction to this claim, it is noted that Juan Mesa Rodriguez, a member of OSAC, when interviewed on September 21, 1964, said he had not been consulted prior to the press notification claiming OSAC responsibility and that OSAC had not been connected in any way with the attack upon the "Sierra Aranzazu". i IM) , It is also n ted that on September 18, 1964, MM T-1, a Cuban exile with contacts.in the Movimiento de ‘Recuperacion. _Revolucionaria (MRR), an anti-Castro organization based in the Caribbean, furnished information which he had received from associates. in the MRR to the effect that two launches and a large boat operated by MRR personnel participated in the attack on the Spanish merchant vessel, in the mistaken belief they were attacking a Cuban vessel. / ac) CURRENT INVESTIGATION The following additional’ investigation was conducted in order to resolve this matter: see ATE EE KQocld: 32298390 Page 3 _ - oo ; .  €