1. Concert of Europe Austrian Chancellor Kaunitz in 1791
Treaty of Chaumont in March 1814 (England, Russia, Prussia, Austria)
20 November 1815: Quadruple Alliance

2. Congress of Aixla Chappelle: 1818
France: War Indemnity: Quintuple Alliance
Colonies of South Africa: Spain, England
Slave Trade
Sea Pirates in Mediterranean

3. Congress of Troppau: 1820
Revolution in Naples, Spain, Portugal Intervene in the affairs of Italy… Naples Interfere in the internal affairs of all states Austria Involved : England Rejected

4. Congress of Laibach : 1821
To permit Austria to send her troops to Naples and Italy to suppress revolt Partial Acceptance and Partial Angry

5. Congress of Verona : 1822
Russia wanted to interfere at Balkan States…. But Austria Opposed France wanted to support Spain…. But England Opposed England withdrew from the Concert …………………… all countries packed up