70's movie about killing to become king

Mufasa, a cub lost and alone, meets a sympathetic lion named Taka, the heir to a royal bloodline. The chance meeting sets in motion an expansive journey of a group of misfits searching for their destiny.

The circle of life continues for Simba, now fully grown and in his rightful place as the king of Pride Rock. Simba and Nala have given birth to a daughter, Kiara who's as rebellious as her father was. But Kiara drives her parents to distraction when she catches the eye of Kovu, the son of the evil lioness, Zira. Will Kovu steal Kiara's heart?

A king steals crowns from various other rulers.

The film sums up the long-term investigation into the murder of the Russian royal family.