Operation Southern Spear

Operation Southern Spear is the US military's western-hemisphere naval and counter-trafficking campaign, named by the Defense Secretary in November 2025 and run by SOUTHCOM (US Southern Command). Its primary theatre to date has been Venezuela: in January 2026 US forces conducted a raid under Southern Spear that captured Venezuelan President Nicolas Maduro. The operation has also struck dozens of vessels in counter-narcotics actions across the region. In May 2026 the USS Nimitz carrier strike group deployed to the Caribbean under Southern Spear's umbrella, with SOUTHCOM's stated mission being the recurring Southern Seas 2026 exercise .

Southern Spear's Cuba relevance is analytical, not stated. SOUTHCOM has not publicly designated Cuba as a Southern Spear target, and the Nimitz press release characterises the deployment as a presence and partnership operation. The analytical point is narrower: the same command, operating under the same campaign name, has already executed one forcible action against a regional government in this hemisphere within the past six months. That precedent is why a carrier flying Southern Spear colours cannot be read as fully routine by Havana, whatever the exercise label says. Whether Cuba contingency planning has been initiated under the framework has been reported by some outlets but not confirmed by SOUTHCOM.

The operation sits inside a broader pattern of US military posture in the western hemisphere that has expanded under the current administration. Its Venezuela theatre established that Southern Spear is not a purely presence-based exercise name, but an operational campaign under which kinetic action has already occurred. The Caribbean deployment arrives simultaneously with the Raul Castro indictment and a second wave of Cuba sanctions, a convergence that is either tightly coordinated or coincidentally consequential.