//Given that she ran for election, I'm guessing she chose democracy.//
I think, given the position comes with an £85k salary plus (considerable) expenses and allowances, that may have swayed her decision. I saw her on TV saying she could not believe she was now an MP and had to pinch herself. I'm sure she did.
//Why shouldn’t be highlighted//
I'll tell you why. If a white MP had been elected by a predominantly white electorate, and you made the same remark, adding "Surely they have more of an understanding of the issues experienced by white people in these rural areas/affluent suburbs/pleasant market towns [delete or add as appropriate], how do you think that would have gone down?