There is scope for debate – and innumerable newspaper quizzes – about who was the most influential public figure of the year, or which the most significant event. But there can be little doubt which word won the prize for most important adjective. 2009 was the year in which "global" swept the rest of the political lexicon into obscurity. There were "global crises" and "global challenges", the only possible resolution to which lay in "global solutions" necessitating "global agreements". Gordon Brown actually suggested something called a "global alliance" in response to climate change. (Would this be an alliance against the...