In Guyana, the Guyana Defense Force (GDF) was established in 1965; its primary missions are defense of the country, including border security, assisting civil authorities with law and order as needed, and contributing to Guyana’s economic development; key areas of concern include disaster response, illegal fishing, narcotics trafficking, piracy, and porous borders; the GDF participates in both bilateral and multinational exercises and has relationships with Brazil, China, France, the UK, and the US; the GDF’s ground force officers are trained at the British Royal Military Academy at Sandhurst, while coast guard officers receive training at the British Royal Naval College

Guyana joined the Caribbean Regional Security System (RSS) in 2022; RSS signatories (Antigua and Barbuda, Barbados, Dominica, Grenada, Saint Kitts and Nevis, Saint Lucia, and Saint Vincent and the Grenadines) agreed to prepare contingency plans and assist one another, on request, in national emergencies, prevention of smuggling, search and rescue, immigration control, fishery protection, customs and excise control, maritime policing duties, protection of off-shore installations, pollution control, national and other disasters, and threats to national security (2024)