Covid bereaved - people who lost loved ones to COVID
angered by - the previous noun is angry because of the following part of the sentence
Badenoch’s - a person, possessive
‘insulting’ - you know this one
Partygate remarks - comments she made about Boris Johnson’s government’s behaviour during lockdown, the scandal known informally as “partygate”
Well, depending on how they’re elected - these sorts of systems can be democratic and effective, but they have to be designed well
Doing something like the staggered terms used in the US senate is a pretty good way of reducing that sort of effect