But there was also the fact that, for most of the interwar period, the US didn't want the job.

BBC: Mr Osborne and China's long road to a global currency

In the UK, the richest 1% take about 14% of all income - the highest since World War II but lower than the interwar period, according to the London School of Economics' Centre for Economic Performance.

BBC: The rich: Exactly what does the terminology mean?

In many ways, the post-Cold War period resembles the interwar interregnum, during which military powers experimented with new technologies, organizations, and doctrine.

CENTERFORSECURITYPOLICY: We��ve Only Just Begun.