Only later were African-American views of the war and its origins finally heard, and scholarly opinion began to shift.

So we are where we have been for a while now: Marooned, waiting for the convalescing Prime Minister to return, for public opinion to shift or for other countries to act.

The public opinion shift comes as the struggling economy lurches into recovery after five years of misery.

Last week I touched on the unpalatable currency choices facing Scotland should public opinion shift and Scots vote for independence in September next year.