Prince Harry and Meghan Markle have been proclaimed husband and wife by the Archbishop of Canterbury in a ceremony that is being watched by hundreds of millions of people around the world. The couple – the new Duke and Duchess of Sussex – have tied the knot at St George’s Chapel in Windsor Castle. They will now delight tens of thousands of well-wishers as they travel through the town in an open-topped carriage. Ms Markle’s white wedding dress – with a white veil and boat neck – was created by British designer Clare Waight Keller, the first female Artistic Director…