The Soviet Union dissolved in the year 1991. The official dissolution took place on December 26, 1991, culminating a turbulent period marked by political and economic changes. The event followed a series of reforms initiated by Mikhail Gorbachev, leading to increased demands for independence within the Soviet republics. The dissolution resulted in the emergence of 15 independent nations, including Russia, Ukraine, and the Baltic states. This historic event marked the end of the Cold War era and significantly reshaped the geopolitical landscape of the 20th century, influencing global relations and policies.