Academic freedom thrives on diversity and encouraging contrasting ideas

US Politics: Trump would savage a humbler foreign policy but Democrats should stand firm

Growing protests in capital over mayor’s programme to resettle over a million people

Russian leader signs treaty to redraw Ukrainian borders

In these three edited extracts from his latest book, Rod Stoneman examines the real story behind sometimes misleading photographs of Che Guevara, the fall of Berlin and Ernest Hemingway

Kennedy’s patience, caution and willingness to compromise helped to avert disaster and stands as an example of imaginative diplomacy that remains salutary today