In a time of war the supply and movement of money becomes even more crucial than ever. Money is a powerful tool, and wars are about powerful men and how they use the tools at their disposal. The military is involved in a number of ways.

Though there had yet to be a victor in this great war that had begun almost three years ago, Maurice had written to her that they had, all of them, on all sides, lost their freedom. Freedom to think hopefully of the future.

But there are many men-and women-who do things in a time of war that they wouldn't dream of doing in peacetime, and all for the common good.

What does anyone really know about the impetus to go to war? And so much is uncovered in hindsight. And there are aspects of even past wars that are only coming out now. Historians discover letters here, notes there, and look very carefully at different aspects of not only any conflict but any great historical event.

It was Harry Patch, who was the last living World War I veteran; and by veteran I mean someone who actually fought in the war, he didn't just happen to be in the army at that time, in the Great War. And when the Iraq War started, he was interviewed, and they said, well what do you think of this? And he said, in a very sad voice, "Well, that's why my mates died. We thought we were going to end all that sort of thing."