Not suggesting our system is correct or even good, but have you considered who a person counts as their most trusted advisors? Usually ones immediate family are very important to them and often helps guide their opinions on life.
So when it comes to the president or leader of a country, I think it’s actually a bit nice to see the family, because they will absolutely be involved somehow. Knowing if the family is stable or not in public appearances is fairly valuable to understanding the proposed leader.
Uhh it’s not like the UK is actually any better in this situation if it’s true that they are sending random migrants to Rwanda