Russia and Belarus have begun large-scale military exercises known as Zapad-2025, a move widely seen as a demonstration of force against Ukraine and a direct challenge to the United States. The drills, which started on 12 September and will continue until 16 September, involve thousands of troops across both countries, including areas close to Poland and Lithuania. According to Associated Press, the exercises include simulations of nuclear weapons use and the deployment of Russia’s Oreshnik medium-range missiles, which Moscow plans to station in Belarus by the end of 2025.
Escalating tensions with NATO and the US
The Zapad-2025 drills highlight Russia’s integration of Belarus into its broader military strategy, expanding its operational reach against NATO’s eastern flank. For the United States, the exercises serve as a stark reminder of the shrinking response time to potential nuclear strikes and the growing pressure to reinforce military deployments in Poland, the Baltic states and Romania. This poses a long-term financial strain on Washington’s defense budget and directly undercuts President Donald Trump’s stated goal of reducing America’s military footprint in Europe. Instead, the maneuvers signal Moscow’s intent to keep NATO on high alert and to test the alliance’s capacity to react swiftly.
Drone attacks on Poland deepen the crisis
The start of the drills coincided with a Russian drone attack on Poland, where around 20 unmanned aerial vehicles crossed into Polish airspace. Polish air defenses, supported by NATO allies, shot down several drones. Warsaw condemned the incident as an act of aggression, prompting NATO to invoke Article 4 of its founding treaty, which requires consultations when a member state feels its security is under threat. The attack drew immediate parallels with Russia’s 2022 drills in Belarus, which preceded the full-scale invasion of Ukraine, intensifying fears of a similar escalation against Poland or the Baltic states.
Regional responses and Belarus policy shift
In response, Poland has closed its border with Belarus and deployed 40,000 troops to its eastern frontier, while also calling up territorial defense units in six border provinces. Latvia and Lithuania followed by shutting airspace near their borders. The drills are further accompanied by a Russian propaganda campaign aimed at projecting NATO’s weakness and intimidating its eastern members. Meanwhile, Washington continues to seek leverage over Minsk. In a bid to distance Belarus from Moscow, the US recently lifted sanctions on state airline Belavia, a gesture followed by the release of 52 political prisoners by President Alexander Lukashenko’s government. However, these steps have not eased concerns in Warsaw, where officials see the joint exercises as a clear threat to European security.
Growing risks of unintended escalation
Analysts warn that Zapad-2025 significantly raises the risk of miscalculation or unintended incidents that could spiral into a larger conflict. The positioning of nuclear-capable Oreshnik missiles in Belarus reduces NATO’s reaction time, while simultaneous drone incursions increase the likelihood of unpredictable clashes. For NATO and the United States, the message is clear: Russia’s military buildup at the alliance’s doorstep demands greater vigilance, reinforced deterrence, and readiness for rapid response. The stakes for European security, and for America’s credibility as a global power, have rarely been higher.