It is well-known that the austerity ushered in by Cameron's new Conservative goverment heavily contributed to excess deaths. After a decade of continued underfunding of public services, leading to a collapsed social and health service, you realise the question really isn't that deep
Well known anecdotally perhaps, but this is the first time I've seen a major publication link the two issues (possibly I don't read enough of the news). Hopefully we see more like this.
https://www.theguardian.com/business/2022/oct/05/over-330000...
https://www.independent.co.uk/news/health/austerity-thousand...
Some of the research:
https://openaccess.city.ac.uk/id/eprint/21490/1/‘Dead%20peop...
https://bmjopen.bmj.com/content/11/10/e046417
There's a mountain of evidence that the policies were democidally harmful and economically counterproductive.
Although they did increase financial inequality - which some people seem to consider a good thing rather than a bad one.