Latvian authorities discovered an underground tunnel beneath the border fence with Belarus used for smuggling migrants into the European Union [1, 2].

The discovery highlights the evolving tactics used to breach the EU's eastern frontier. Latvian officials said the tunnel is part of a broader hybrid threat orchestrated by Belarus to destabilize regional security [1, 5].

Border guards and Interior Minister Jānis Dombrava uncovered the passage earlier this month [1, 2]. The tunnel was located beneath the fence that separates the two nations—a boundary spanning 173 km [3].

Officials said the infrastructure was designed to bypass surface security measures to move people illegally into Latvia [1, 2]. During the same period as the discovery, authorities apprehended 28 migrants [4].

Latvia has vowed to increase efforts to combat people smugglers and secure the perimeter [3]. The use of underground tunnels represents a shift in smuggling methods, moving away from simple fence-climbing or gaps in the wire [1, 5].

This incident occurs amid ongoing tensions between the EU and Belarus over the management of migration flows. Latvian officials said the operation was facilitated by Belarus to pressure the European Union [1, 5].

Latvian officials view the tunnel as part of a broader hybrid threat orchestrated by Belarus

The discovery of subterranean infrastructure suggests that migration pressure on the EU's eastern border is shifting from spontaneous crossings to organized, engineered incursions. By utilizing tunnels, facilitators can bypass physical barriers like the 173 km fence, forcing EU member states to invest in more expensive ground-penetrating surveillance technology to maintain border integrity.