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
Anna of Russia husband, but her enemies said she conducted a love affair with Ernst Johann von Biron, a prominent courtier, for many years. In 1730, Tsar Peter II (grandson of Anna's uncle Peter the Great) died childless at a young age. His death rendered extinct the male line of the Romanov dynasty, which had ruled Russia for over a century, since 1613. There were five possible candidates for the throne: the three surviving daughters of Ivan V, namely Catherine (b.1691), Anna herself (b.1693) and Praskovya (b.1694), and the two surviving daughters of Peter the Great, namely Anna (b.1708) and Elizabeth (b.1709). Ivan