throne

noun
1
a special chair used by a king or queen to sit on at ceremonies
تخت سلطنت, اورنگ, تخت
2
the position of being a king or queen
تخت پادشاهی, سلطنت, جایگاه شاهی, مقام سلطنت
Queen Elizabeth came/succeeded to the throne in 1952.
when Henry VIII was on the throne
Prince Charles is next in line to the British throne.