The Concert of Europe was a system established in 1815 that represented the balance of power among major European nations after the Napoleonic Wars. It aimed to prevent any single country from dominating others and maintain peace across Europe.
Balance of Power: This refers to a situation where power is distributed among various nations so that no single nation can dominate or interfere with others.
Quadruple Alliance: An alliance formed by Austria, Prussia, Russia, and Great Britain in 1815 during the Congress of Vienna to maintain the settlements agreed upon at the end of Napoleonic Wars.
Metternich System: Named after Austrian diplomat Klemens von Metternich, this system aimed at maintaining conservative political control in Europe following Napoleon's defeat.