There's no such thing as the "British accent"! So why define all accents within Britain as THE BRITISH ACCENT?

That's just normal RP (Received Pronunciation). She happens to be speaking it in an over-enthusiastic way to make the programme sound more dramatic. I expect she doesn't sound like that in normal conversation.

It doesn't relate to a region. It is more of the educated accent of south-east England, but really it can be found almost anywhere in England amongst people of the higher social classes, especially if they went to a fee-paying school. And sometimes not even those - I have a definite RP accent, and I come from a working-class background in west London.

Mary is from Shropshire, but that isnt a shropshire accent, FAR from it she has clearly evolved that accent on purpose Normally its pretty easy to identify a regional accent even though we have so many but hers is contrived and made from many, and no a true accent of one place.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.