A congress is a formal meeting of the representatives of different countries, constituent states, organizations, trade unions, political parties, or other groups. The term originated in Late Middle English to denote an encounter (meeting of adversaries) during battle, from the Latin congressus. The following congresses were formal meetings of representatives of different nations: The Congress of Aix-la-Chapelle (1668), which ended the War of Devolution The Congress of Aix-la-Chapelle (1748), which ended the War of the Austrian Succession The Congress of Aix-la-Chapelle (1818) The Congress of Berlin (1878), which settled the Eastern Question after the Russo-Turkish War (1877–1878) The Congress of Gniezno (1000) The Congress of Laibach (1821) The Congress of Panama, an 1826 meeting organized by Simón Bolívar The Congress of Paris (1856), which ended the Crimean War The Congress of Troppau (1820) The Congress of Tucumán (1816) The Congress of Utrecht (1712–1713) The Congress of Verona (1822) The Congress of Vienna (1814–15), which settled the shape of Europe after the Napoleonic Wars The Congress of the Council of Europe. In the mid-1770s, to emphasize each one's status as a state in its own right, the term was chosen by the British colonies that became the United States of America. The term has since been adopted by many nations to refer to their legislatures. The United States Congress is the bicameral legislative branch of the United States federal government. The Continental Congress (1774–1781) was a convention of delegates from the Thirteen Colonies that became the Congress of the Confederation (1781–1789), legislature of the United States under the Articles of Confederation. The Confederate States Congress of 1861–1865, during the American Civil War. The Congress of Guatemala (Spanish: Congreso de la República) is the unicameral legislature of Guatemala. The National Congress of Honduras (Spanish: Congreso nacional) is the legislative branch of the government of Honduras.