Cuba has acquired more than 300 military drones from Russia and Iran, according to classified U.S. intelligence shared with Axios, raising concerns about Western Hemisphere security and the global diffusion of battlefield technology from Ukraine's war.
U.S. officials say Cuban authorities have discussed possible military use of these systems in the context of tensions with the United States, while intelligence intercepts suggest Cuban security services are studying how Iran responds to Western pressure and sanctions.
The drone acquisition connects directly to the war in Ukraine: U.S. officials estimate approximately 5,000 Cuban citizens have fought for Russia in Ukraine, with some sharing battlefield experience with Cuban military leadership upon return. Ukrainian intelligence reports a significantly higher figure—nearly 20,000 Cubans serving in Russia's army since recruitment began.
"They're part of the Putin meat grinder. They're learning about Iranian tactics. It's something we have to plan for," one U.S. official told Axios.
Ukrainian forces have captured Cuban fighters on the battlefield. According to Ukrainian officials, many were used as expendable frontline infantry with limited protection or training—yet survivors return to Cuba with combat experience in modern drone warfare, the defining characteristic of the Ukrainian conflict.
In Ukraine, as across nations defending their sovereignty, resilience is not just survival—it's determination to build a better future. The war's lessons—particularly in unmanned warfare—now ripple across the globe, affecting security calculations from the Caribbean to the Pacific.
The case illustrates how battlefield experience gained during Russia's war against Ukraine is being shared between states hostile to the West, including through drone warfare practices, military cooperation, and exchanges on sanctions evasion tactics.




