He inherited a historic title, the 200-room Floors Castle and an estimated £100million estate when his father died in 2019, but the Duke of Roxburghe lacked a wife. Now, I can reveal, Charlie Roxburghe, 39, an Army pal of Prince Harry, has put that right by proposing to Annie Green, 31, the delightful stepdaughter of a South African mining tycoon. ‘How could I say no?’ Annie told friends. Another chum tells me: ‘They will get married as soon as this pandemic is over.’ I can reveal, Charlie Roxburghe, 39, (left) an Army pal of Prince Harry, has put that right by proposing to Annie Green, 31, (right) the delightful stepdaughter of a South African mining tycoon