SEVENTY-FIVE years ago in San Francisco 50 countries signed the charter that created the United Nations—they left a blank space for Poland, which became the 51st founding member a few months later. In some ways the UN has exceeded expectations. Unlike the League of Nations, set up after the first world war, it has survived. Thanks largely to decolonisation, its membership has grown to 193. There has been no third world war.
And yet the UN is struggling, as are many of the structures, like the World Trade Organisation (WTO) and the Nuclear Non-Proliferation Treaty (NPT), designed to help create order out of chaos. This system, with the UN at its apex, is beset by internal problems, by the global struggle to cope with