Former Labour Chancellor and Prime Minister, Gordon Brown, has always shown a concern for the developing world. When Labour won the general election in 1997 he took the lead on debt relief to Africa. Now he is advocating a radical approach to solving the migrant crisis by proposing a global winfall tax on the world's richest countries. Tory Home Secretary, Suella Braverman, meanwhile, on manoeuvres in the United States today in preparation for a future Leadership challenge, is questioning whether the world's 780 million migrants are legitimate refugees. Rather than doing the boring slog at home she, like her own Leader - and previous ones such as Liz Truss and Boris Johnson - would rather strut the world stage, grandstanding and gladhanding as far from home as possible. So much more glamourous, after all, than ploughing through the bulging departmental red boxes. In contrast, Brown has always appeared (often to his own detriment it must be said) to be a details man, more intere...