He was not expected to ever succeed to the throne.
But both she and her husband died before he could succeed to the throne.
"And may we live to see the day when he succeeds his father to the throne."
He succeeded to the throne upon his father's death in 1627.
Neither will have any right to succeed to the throne.
It was 1953; she succeeded to the throne in 1952.
He succeeded to the throne on the death of his father in 1929.
Only one prince could succeed his father to the throne.
They gave her the conditions under which she could succeed to the throne.
Louis thus succeeded to the throne on the king's death.