Paul I of Russia which event the Russian Imperial Crown was crafted by court jewellers. The 8-year-old Paul retained his position as crown prince. In 1772, her son and heir, Paul, turned eighteen. Paul and his adviser, Panin, believed he was the rightful tsar of Russia, as the only son of Peter III. His adviser had also taught him that the rule of women endangered good leadership, which was why he was so interested in gaining the throne. Distracting him, Catherine took trouble to find Paul a wife among the minor princesses of the Holy Roman Empire. She chose Princess Wilhelmina of Hesse-Darmstad, who
Catherine the Great could see the benefits of Britain's friendship, she was wary of Britain's increased power following its victory in the Seven Years' War, which threatened the European balance of power. Peter the Great had succeeded in gaining a toehold in the south, on the edge of the Black Sea, in the Azov campaigns. Catherine completed the conquest of the south, making Russia the dominant power in south-eastern Europe after the Russo-Turkish War of 1768–74. Russia inflicted some of the heaviest defeats ever suffered by the Ottoman Empire, including the Battle of Chesma (5–7 July 1770) and the Battle of Kagul (21