The Treaty of London was signed by the United Kingdom, France, and Russia on 6 July 1827. The three main European powers had called upon Greece and the Ottoman Empire (Turkey) to cease hostilities that had been going on since the Greeks had revolted against Ottoman rule on March 6, 1821. After years of negotiation, the European allied powers had finally decided to intervene in the war on the side of the Greeks. The allied powers mainly wanted this treaty to cause the Ottoman Empire to create an independent Greek state. It stated that while the Ottoman Empire should recognize the independence of Greece, the Sultan would be the supreme ruler of Greece. However, the Ottoman Empire, basing its decision upon its (supposedly) superior naval force, declined to accept the treaty. The London Treaty