That's sidelining the topic, What we need is a way to deal with the problems here today, no-ones claiming innocence especially not the UK who have an extremely long list of atrocities done during the colonialism years.
Its not sidelining the topic at all, one of the solutions is to address the fact that our government are indirectly helping these people to do this. You ask for short term gains, they could start with that, its part of the problem.