Rajasinha's son ascended to the throne as Vimaladharmasuriya II, and his twenty-year reign (1687-1707) proved relatively peaceable.
Swales was known as a ruthless chairmen, even by modern football standards, sacking eleven managers in his twenty-year reign at City.
After a twenty-year reign, Shō Hō died in 1640, and was succeeded by his son, Shō Ken.
During his twenty-year reign Adolf Frederick was little more than a figurehead, the real power being lodged in the hands of the Riksdag of the Estates, often distracted by party strife.
Nearing the end of his twenty-year reign at Rochester, Chavasse wished it to culminate in the foundation of an evangelical theological college for mature students.
Earlier he had married the European-educated cousin of the chogyal (king) of Sikkim and with her support made continual efforts to modernize his nation throughout his twenty-year reign.
In 1016, Canute was crowned King of England in Southampton; although he had come as an invader, his twenty-year reign was peaceful and uneventful.
The final climax of the old regime may be seen in the twenty-year reign of Pius XII (1939-58), a pope at the time most profoundly revered.
Temple excavations at Luxor discovered a "porch of drunkenness" built onto the temple by the pharaoh Hatshepsut, during the height of her twenty-year reign.
Brundage's twenty-year reign as President of the IOC ended six months later and subsequent presidents have been limited to terms of eight years, renewable once for four years.