Historical congresses refer to formal meetings or assemblies where representatives gather to discuss and resolve important issues, often related to politics, diplomacy, or international relations. These gatherings have played a significant role in shaping history, such as the Congress of Vienna in 1814-1815, which aimed to restore stability in Europe after the Napoleonic Wars. Another notable example is the Paris Peace Conference of 1919, where leaders negotiated the terms to end World War I. Historical congresses often lead to treaties, agreements, and the establishment of new political frameworks, influencing the course of nations and global relations for years to come.