International intrigue on the eve of the birth of a nation at Britain's Highclere Castle, aka Downton Abbey. In late 1866, John A. Macdonald and other Fathers of Confederation arrived in London to begin discussions with Britain to create Canada. Macdonald and two of his colleagues stayed briefly at Highclere Castle in Hampshire, the stately home of the Fourth Earl of Carnarvon, Britain's colonial secretary. Those are the facts. Today...