At the death of her grandson in 1849, she again became regent.
The titles descended from father to son until the death of his grandson, the 4th Earl, in 1960.
The title ended on the death of his grandson, the third Baronet in 1968.
The title became extinct on the death of his grandson, the third Baron, in 2008.
"They believe I was responsible for the death of your grandson."
The titles became dormant on the death of his grandson, the third Baron, in 1991.
The title descended from father to son until the death of his grandson, the third Baron, in 2000.
The titles descended from father to son until the early death of his grandson, the fourth Baron, in 1862.
On the death of his grandson, the third Lord, the male line failed.
The title descended from father to son until the early death of his grandson, the fourth Earl, in 1874.