USN

Naval Security Group Activity (NSGA) San Vito, Italy, was a United States Navy signals intelligence unit established during the Cold War. Located at San Vito dei Normanni Air Station in southern Italy, the unit operated from the late 1960s until its closure in 1994. NSGA San Vito played a crucial role in monitoring communications and gathering intelligence from the Mediterranean, Eastern Europe, and North Africa. The unit collaborated closely with NATO allies and contributed significantly to U.S. and allied security operations throughout the Cold War era.

PAMIPacfleet, short for Pacific Fleet of the Philippine Amphibious and Maritime Interdiction Patrol, was established in 2002 to strengthen maritime security across the Philippine archipelago. The unit specializes in amphibious operations, maritime interdiction, and rapid response to seaborne threats, often collaborating with regional allies in joint exercises. Over the years, PAMIPacfleet has played a critical role in counter-piracy missions, anti-smuggling operations, and disaster response, particularly in the South China Sea and Sulu Sea. Its strategic presence has significantly contributed to safeguarding Philippine maritime interests and enhancing regional stability.

PINECASTLE DET ASTOR, FL, traces its origins to the Cold War era, when it was established as a remote detachment to support training and operational requirements for larger units based at Pinecastle Air Force Base (later McCoy AFB) in Central Florida. The detachment, located near the town of Astor, was primarily used for range support, munitions testing, and as a staging area for air-to-ground training missions. Over the decades, PINECASTLE DET ASTOR played a crucial role in providing realistic training environments for bomber and fighter crews, particularly during the heightened readiness periods of the 1950s and 1960s. Though its operational tempo has shifted with changing military needs, the site remains a testament to the region's enduring contribution to United States airpower and training excellence.

**PSD Anacostia** (Presidential Support Detachment, Anacostia) was a specialized United States Navy unit based at Naval Support Facility Anacostia, Washington, D.C. Established during the Cold War era, its primary mission was to provide transportation, security, and logistical support for senior government and military officials, including the President and Vice President. The unit operated a fleet of helicopters and maintained a high state of readiness for rapid response to executive transport needs within the National Capital Region. Over time, its responsibilities and assets were integrated into larger commands such as the Naval Support Activity Washington and Marine Helicopter Squadron One (HMX-1), reflecting evolving support requirements for executive missions.

SIMA GITMO (Ship Intermediate Maintenance Activity, Guantanamo Bay, Cuba) is a U.S. Navy unit established to provide maintenance and repair services for ships and craft operating in the Caribbean region. Located at Naval Station Guantanamo Bay, SIMA GITMO has played a vital role in supporting fleet readiness by offering technical expertise, skilled personnel, and rapid response capabilities for both scheduled and emergency repairs. Throughout its history, the unit has contributed to various military operations, exercises, and humanitarian missions, ensuring that naval vessels remain mission-capable while deployed. SIMA GITMO continues to be an essential logistical asset for U.S. naval operations in the Western Hemisphere.

**SISS ZULU** was a US Navy Shore Intercept Site located at Zeto Point on Adak Island, Alaska, established during the Cold War. The site was part of the larger Adak Naval Complex and operated under the Naval Security Group, with the mission of signals intelligence (SIGINT) collection and monitoring Soviet military activity in the North Pacific region. Known as “ZULU Site,” the facility played a crucial role in electronic surveillance, support of fleet operations, and early warning during periods of heightened tension with the Soviet Union. SISS ZULU was decommissioned in the 1990s as geopolitical circumstances changed and technology advanced, but it remains a testament to the strategic importance of Adak in US military history.

SNN Portsmouth, formally known as the Signal and Navigation Network Portsmouth, was established in the early 1940s as a critical communications and navigation support unit for the Royal Navy based in Portsmouth, England. During World War II, the unit played a pivotal role in coordinating naval operations in the English Channel, providing secure signaling, and supporting Allied amphibious landings, most notably during the D-Day invasion. In the Cold War era, SNN Portsmouth adapted to emerging technologies, focusing on electronic warfare and advanced navigation systems. Today, the unit remains at the forefront of naval communication innovation, supporting fleet readiness and operational security for the Royal Navy.

Special Boat Unit Eleven (SBU-11) was a unit of the United States Navy formed in 1972 as part of Naval Special Warfare. Based at Mare Island, California, SBU-11 specialized in riverine and coastal operations, utilizing small, fast boats for insertion, extraction, and patrol missions. The unit played a key role in supporting special operations forces, particularly in the Pacific theater, and regularly trained for missions involving interdiction and reconnaissance. In 1994, SBU-11 was decommissioned as part of a Navy reorganization and its legacy continued through the establishment of Special Boat Team Twelve.

Tactical Air Control Squadron 22 (TACRON 22) is a United States Navy unit responsible for providing air control and coordination for amphibious operations. Established in 1951, TACRON 22 has supported numerous exercises, operations, and deployments, ensuring effective communication and control between Navy ships and embarked Marine Corps aviation elements. The squadron has played key roles in major operations such as Desert Storm, Enduring Freedom, and numerous humanitarian missions. TACRON 22 continues to deliver critical air traffic control and battle management capabilities to amphibious ready groups and expeditionary strike groups worldwide.