What was the main outcome of the Congress of Vienna in 1815?

The main outcome of the Congress of Vienna in 1815 was a restoration of balance of power in Europe after Napoleon's defeat. Following years of conflict, particularly the Napoleonic Wars, the Congress aimed to reshape the political landscape of Europe to prevent any single nation from dominating the continent again. This goal was pursued through a series of arrangements that aimed to create a diplomatic equilibrium among the major powers, such as Austria, Prussia, Russia, and the United Kingdom.

Delegates from various nations gathered to negotiate territorial changes, restore monarchies that had been overthrown, and establish diplomatic agreements that would maintain peace and stability. Consequently, this led to the redrawing of borders, the containment of France, and the establishment of a framework that would govern European relations for several decades, known as the Concert of Europe.

In contrast, none of the other options reflect the primary focus or outcomes of the Congress. The United Nations, for instance, was founded much later in 1945, and the unification of Italy occurred in the 1860s as a result of different social and political movements, rather than the Congress of Vienna. Additionally, while the Congress did influence political ideologies, it did not promote widespread democracy; rather, it largely