It doesn't mean they did, either. Maybe they just like interfering?
But the important thing is that Trump did not collude or seek favour from Russia in 2016. He won but how did that benefit Russia? Really?
If you want to refer to divisive politics then better take look at Biden, who, after touting "unity" in his inaugural address, now sees the USA more divided than ever and after a series of disasters, like Afghanistan and the Southern border, has earned a 56% rating of disapproval (and this has been one of hid better weeks).
https://www.rasmussenreports.com/public_content/politics/biden_administration/biden_approval_index_history