Guess who’s back – back again? The Liz Truss bandwagon or blunderbuss, depending on your view of the short-lived but eventful ex PM has set a cat among the Tory pigeons - and unleashed a mighty foreign policy row as she sets off today on a one-woman mission to shire up independent Taiwan in the face of a looming threat from its Chinese neighbour (and a gathering storm about her “instagram diplomacy” at home). Former prime minister Liz Truss (PA) / PA Wire At the invitation of the foreign ministry in Taiwan, an island which has enjoyed practical autonomy from...