The Soviet Union's exit from Afghanistan was a decade-long diplomatic and military miscalculation.

Science · Published 20 October 2026 · Updated 21 October 2026 Swipe more like this →

In short: Thirty years after the final Soviet troops departed Afghanistan, declassified records reveal a complex failure. Moscow sought a neutral, stable neighbor through national reconciliation and free elections, yet found itself trapped by U.S. arms support for the Mujahedin and the stubborn illusions of its own security leadership.

By October 1985, the Soviet leadership had already decided to withdraw from its disastrous military intervention in Afghanistan. Mikhail Gorbachev, who assumed power in March 1985, viewed the conflict as a significant drain on the Soviet economy and sought to model a new era of cooperation with the United States. Despite this early intent, a concrete timetable for departure was not established until February 1988. The delay was fueled by internal pressures from the Soviet military-industrial complex and a persistent, misplaced faith in the Afghan incumbent, Najibullah, to maintain order.

The diplomatic process was defined by a fundamental disconnect between Moscow and Washington. While Gorbachev hoped for a neutral, moderate Afghanistan, the United States maintained a policy of arming radical factions of the Mujahedin through Pakistan, even after the 1988 Geneva Accords were signed. Soviet Foreign Minister Eduard Shevardnadze eventually confronted U.S. Secretary of State James Baker in 1990, arguing that the U.S.-backed rebels were interested only in seizing power rather than participating in free elections. Baker did not dispute this assessment, highlighting the stark reality that the two superpowers were effectively papering over their irreconcilable goals.

Ultimately, the Soviet strategy relied on the dangerous illusion that Najibullah’s security apparatus could stabilize the country. KGB leadership, including deputy chief Vadim Kirpichenko, later admitted that this belief in Najibullah’s dependability delayed the withdrawal by several years. When the final Soviet forces left in February 1989, they had achieved neither demilitarization nor the national reconciliation they had envisioned. The subsequent collapse of the Najibullah government in 1992 and the rise of fundamentalist forces underscored the failure of the Soviet attempt to engineer a stable, secular political transition in the region.

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