Gannibal became a prominent member of her court , rose to the rank of major - general , and became superintendent of Reval ( now Tallinn , Estonia ) , a position he held from 1742 to 1752 .
Elizabeth of Russia became the new monarch in 1741 .
Gannibal became a prominent member of Elizabeth 's court , rose to the rank of major - general , and became superintendent of Reval ( now Tallinn , Estonia ) , a position he held from 1742 to 1752 .
Elizabeth of Russia became the new monarch in 1741 .