{"id":21263,"date":"2026-04-14T17:16:00","date_gmt":"2026-04-14T17:16:00","guid":{"rendered":"https:\/\/www.theblackvault.com\/documentarchive\/?p=21263"},"modified":"2026-04-14T17:36:37","modified_gmt":"2026-04-14T17:36:37","slug":"newly-released-fbi-file-details-1984-washington-navy-yard-bombing-investigation","status":"publish","type":"post","link":"https:\/\/www.theblackvault.com\/documentarchive\/newly-released-fbi-file-details-1984-washington-navy-yard-bombing-investigation\/","title":{"rendered":"Newly Released FBI File Details 1984 Washington Navy Yard Bombing Investigation"},"content":{"rendered":"<p data-start=\"84\" data-end=\"454\"><a href=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy.jpg\"><img decoding=\"async\" class=\"alignright wp-image-21264 size-medium\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-300x166.jpg\" alt=\"\" width=\"300\" height=\"166\" srcset=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-300x166.jpg 300w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-150x83.jpg 150w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-450x250.jpg 450w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-768x426.jpg 768w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy-600x333.jpg 600w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/navy.jpg 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>A <a href=\"https:\/\/documents2.theblackvault.com\/documents\/fbifiles\/washingtonpipeyardexplosion-fbi1.pdf\" target=\"_blank\" rel=\"noopener\">newly released FBI file<\/a> documents the Bureau\u2019s investigation into the April 20, 1984, bombing of the Washington Navy Yard Officers\u2019 Club in Washington, D.C.\u00a0The records consist primarily of FD-302 interview reports, investigative summaries, and supporting materials compiled by the FBI\u2019s Washington Field Office in coordination with multiple federal and local agencies.<\/p>\n<p data-start=\"479\" data-end=\"520\">One FBI report dated June 11, 1984 states:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"524\" data-end=\"748\"><em><strong>\u201cAt approximately 1:55 a.m., April 20, 1984, an improvised explosive device detonated in the reception area of Building 101, the Officers\u2019 Club, Washington Navy Yard, Washington, D.C.\u201d<\/strong><\/em><\/p>\n<p data-start=\"750\" data-end=\"772\">The same report notes:<\/p>\n<blockquote data-start=\"774\" data-end=\"886\">\n<p data-start=\"776\" data-end=\"886\">\u201cThe building was unoccupied at the time, and there were no injuries.\u201d<\/p>\n<\/blockquote>\n<p data-start=\"776\" data-end=\"886\"><a href=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-21265 size-full\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31.jpg\" alt=\"\" width=\"838\" height=\"490\" srcset=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31.jpg 838w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31-300x175.jpg 300w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31-150x88.jpg 150w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31-450x263.jpg 450w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31-768x449.jpg 768w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-08-31-600x351.jpg 600w\" sizes=\"(max-width: 838px) 100vw, 838px\" \/><\/a><\/p>\n<p data-start=\"888\" data-end=\"1096\">The investigation was opened under federal jurisdiction due to the use of an explosive device and the possibility of involvement by \u201cterrorist or revolutionary groups.\u201d<\/p>\n<h3 data-section-id=\"8ei9ei\" data-start=\"1098\" data-end=\"1126\">Claims of Responsibility<\/h3>\n<p data-start=\"1128\" data-end=\"1239\">The file documents multiple communications claiming responsibility for the bombing. According to FBI reporting:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"1243\" data-end=\"1457\"><em><strong>\u201cShortly after the blast, two calls were received; one each at the Washington Post newspaper and the United Press International which claimed responsibility for the bombing.\u201d<\/strong><\/em><\/p>\n<p data-start=\"1459\" data-end=\"1495\">One call relayed a recorded message:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"1499\" data-end=\"1710\"><em><strong>\u201cThe caller stated that there had been a bombing at the Washington Navy Yard\u2026 in support of independence for Puerto Rico\u2026 [and]that the FALN was claiming responsibility.\u201d<\/strong><\/em><\/p>\n<p data-start=\"1712\" data-end=\"1760\">A separate message referenced a different group:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"1764\" data-end=\"2007\"><em><strong>\u201cThe tape recorded message stated something to the effect that the Guerrilla Resistance Movement\u2026 bombed the Washington Navy Yard\u2026 against United States imperialism in the Caribbean and Central America.\u201d<\/strong><\/em><\/p>\n<h3 data-section-id=\"1upxani\" data-start=\"2009\" data-end=\"2031\">Mailed Communiqu\u00e9s<\/h3>\n<p data-start=\"2033\" data-end=\"2277\">The FBI file includes extensive documentation of letters believed to be associated with the group \u201cRed Guerrilla Resistance.\u201d These letters were mailed to various organizations and media outlets and often traced back to the same return address.<\/p>\n<p data-start=\"2279\" data-end=\"2314\">An April 30, 1984 interview states:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"2318\" data-end=\"2550\"><em><strong>\u201cShe received\u2026 pieces of mail, believed to be RED GUERRILLA RESISTANCE communiques, claiming responsibility for the bombing of the WASHINGTON NAVY YARD (WNY) Officers\u2019 Club on April 20, 1984.\u201d<\/strong><\/em><\/p>\n<p data-start=\"2552\" data-end=\"2675\">Multiple envelopes were sent to organizations including media outlets and advocacy groups, with a recurring return address:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"2679\" data-end=\"2785\"><em><strong>\u201c840 Barnaby Street, S.E., Apartment #23, Washington, D.C. 20032.\u201d<\/strong><\/em><\/p>\n<p data-start=\"2787\" data-end=\"2831\">However, the file notes a key inconsistency:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"2835\" data-end=\"2948\"><em><strong>\u201cThere is no apartment #23 at 840 Barnaby Street, S.E., Washington, D.C.\u201d<\/strong><\/em><\/p>\n<p data-start=\"2950\" data-end=\"3125\">Additional records show repeated receipt of returned mail bearing the same address, reinforcing its use across multiple communications.<\/p>\n<h3 data-section-id=\"ti92dl\" data-start=\"3127\" data-end=\"3159\">Witness Interviews and Leads<\/h3>\n<p data-start=\"3161\" data-end=\"3452\">The file contains numerous witness interviews from employees and patrons present at the Officers\u2019 Club prior to the bombing. These include descriptions of unidentified individuals (\u201cUnsubs\u201d) and composite sketches generated during the investigation.<\/p>\n<p data-start=\"3161\" data-end=\"3452\"><a href=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12.jpg\"><img decoding=\"async\" class=\"aligncenter wp-image-21266 size-full\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12.jpg\" alt=\"\" width=\"848\" height=\"804\" srcset=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12.jpg 848w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12-300x284.jpg 300w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12-150x142.jpg 150w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12-450x427.jpg 450w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12-768x728.jpg 768w, https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-12-12-600x569.jpg 600w\" sizes=\"(max-width: 848px) 100vw, 848px\" \/><\/a><\/p>\n<p data-start=\"3454\" data-end=\"3542\">One interview describes a suspicious individual observed the night before the explosion:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"3546\" data-end=\"3746\"><em><strong>\u201cThis individual seemed to be deep in thought, gave the appearance of being unfriendly and appeared as though he might be waiting for someone else to arrive.\u201d<\/strong><\/em><\/p>\n<p data-start=\"3748\" data-end=\"3843\">Despite these efforts, the investigation encountered significant limitations. A summary states:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"3847\" data-end=\"4006\"><em><strong>\u201cCompleted leads to date have met with very limited success and have not identified the perpetrators of the bombing.\u201d<\/strong><\/em><\/p>\n<h3 data-section-id=\"a4rpne\" data-start=\"4008\" data-end=\"4048\">Investigative Scope and Coordination<\/h3>\n<p data-start=\"4050\" data-end=\"4118\">The case involved coordination between multiple agencies, including:<\/p>\n<p style=\"padding-left: 40px;\" data-start=\"4122\" data-end=\"4314\"><em><strong>\u201cThe Metropolitan Police Department, United States Secret Service, Bureau of Alcohol, Tobacco, and Firearms, and Naval District of Washington Police.\u201d<\/strong><\/em><\/p>\n<p data-start=\"4316\" data-end=\"4501\">The FBI also worked jointly with the Naval Investigative Service (NIS), issuing a unified report to avoid duplication of investigative efforts.<\/p>\n<h3 data-section-id=\"1tbt41w\" data-start=\"4503\" data-end=\"4535\">Status Reflected in the File<\/h3>\n<p data-start=\"4537\" data-end=\"4782\">The documents indicate that, at the time of reporting, the case remained unresolved. The identity of those responsible for the bombing was not determined within the materials released, and investigative leads had not produced definitive results.<\/p>\n<p data-start=\"4784\" data-end=\"4970\">Redactions are present throughout the file, particularly in names, identifying details, and portions of investigative analysis, limiting full visibility into certain aspects of the case.<\/p>\n<p data-start=\"4784\" data-end=\"4970\">The full release can be seen below.<\/p>\n<p data-start=\"4784\" data-end=\"4970\">###<\/p>\n<h3 data-start=\"4784\" data-end=\"4970\">Document Archive<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" \/> <a href=\"https:\/\/documents2.theblackvault.com\/documents\/fbifiles\/washingtonpipeyardexplosion-fbi1.pdf\">FBI Released Files<\/a> [190 Pages, 15.1MB]<\/p>\n<div class=\"ead-preview\"><div class=\"ead-document\" style=\"position: relative;padding-top: 90%;\"><div class=\"ead-iframe-wrapper\"><iframe src=\"\/\/docs.google.com\/viewer?url=https%3A%2F%2Fdocuments2.theblackvault.com%2Fdocuments%2Ffbifiles%2Fwashingtonpipeyardexplosion-fbi1.pdf&amp;embedded=true&amp;hl=en\" title=\"Embedded Document\" class=\"ead-iframe\" style=\"width: 100%;height: 100%;border: none;position: absolute;left: 0;top: 0;visibility: hidden;\"><\/iframe><\/div>\t\t\t<div class=\"ead-document-loading\" style=\"width:100%;height:100%;position:absolute;left:0;top:0;z-index:10;\">\n\t\t\t\t<div class=\"ead-loading-wrap\">\n\t\t\t\t\t<div class=\"ead-loading-main\">\n\t\t\t\t\t\t<div class=\"ead-loading\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/plugins\/embed-any-document\/images\/loading.svg\" width=\"55\" height=\"55\" alt=\"Loader\">\n\t\t\t\t\t\t\t<span>Loading...<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"ead-loading-foot\">\n\t\t\t\t\t\t<div class=\"ead-loading-foot-title\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/plugins\/embed-any-document\/images\/EAD-logo.svg\" alt=\"EAD Logo\" width=\"36\" height=\"23\"\/>\n\t\t\t\t\t\t\t<span>Taking too long?<\/span>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<p>\n\t\t\t\t\t\t\t<div class=\"ead-document-btn ead-reload-btn\" role=\"button\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/plugins\/embed-any-document\/images\/reload.svg\" alt=\"Reload\" width=\"12\" height=\"12\"\/> Reload document\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<span>|<\/span>\n\t\t\t\t\t\t\t<a href=\"https:\/\/documents2.theblackvault.com\/documents\/fbifiles\/washingtonpipeyardexplosion-fbi1.pdf\" class=\"ead-document-btn\" target=\"_blank\">\n\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/plugins\/embed-any-document\/images\/open.svg\" alt=\"Open\" width=\"12\" height=\"12\"\/> Open in new tab\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div><p class=\"embed_download\"><a href=\"https:\/\/documents2.theblackvault.com\/documents\/fbifiles\/washingtonpipeyardexplosion-fbi1.pdf\" download>Download [15.49 MB] <\/a><\/p><\/div><p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A newly released FBI file documents the Bureau\u2019s investigation into the April 20, 1984, bombing of the Washington Navy Yard Officers\u2019 Club in Washington, D.C.\u00a0The records consist primarily of FD-302 interview reports, investigative summaries, and supporting materials compiled by the FBI\u2019s Washington Field Office in coordination with multiple federal and local agencies. One FBI report<\/p>\n","protected":false},"author":1,"featured_media":21269,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"episode_type":"","audio_file":"","transcript_file":"","podmotor_file_id":"","podmotor_episode_id":"","cover_image":"","cover_image_id":"","duration":"","filesize":"","filesize_raw":"","date_recorded":"","explicit":"","block":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[],"class_list":{"0":"post-21263","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-terrorism"},"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/www.theblackvault.com\/documentarchive\/wp-content\/uploads\/2026\/04\/2026-04-14_10-30-53.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts\/21263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/comments?post=21263"}],"version-history":[{"count":6,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts\/21263\/revisions"}],"predecessor-version":[{"id":21274,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/posts\/21263\/revisions\/21274"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/media\/21269"}],"wp:attachment":[{"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/media?parent=21263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/categories?post=21263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.theblackvault.com\/documentarchive\/wp-json\/wp\/v2\/tags?post=21263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}