https://www.merriam-webster.com/dictionary/reactive
Starmer:
"We need to also assert who we are as a country, because Musk, again, has been interfering in our politics in the last few days, trying to whip up division – that is not who we are in Britain.”
https://www.bbc.co.uk/news/articles/c1e2ww900zno
https://www.ipsos.com/en-uk/half-britons-say-keir-starmer-has-changed-britain-worse
https://yougov.com/en-gb/articles/54751-what-britons-think-of-keir-starmer-in-their-own-words