Labour's foreign secretary Douglas Alexander joins Jonathan Freedland to discuss the major issues facing Britain in the coming years: the rise of China, mass surveilance by intelligence agencies, the European Union and the Middle East.
His new book Influencing Tomorrow: Future Challenges For British Foreign Policy takes in contributions from a selection of authors.
Back in August the government was reportedly furious that Labour refused to back David Cameron's motion paving the way for military strikes on Syria - a move that can plausibly be said to have altered history, as the Barack Obama appeared to have second thoughts on intervention once Britain had ruled out taking part.
Another issue a future Labour government would be forced to address is Britain's place in the European Union - and how to frame the debate during any future referendum campaign.
Leave your thoughts below.