It's definitely political in nature in terms of timing, but it's also been a long time coming. The main reason there aren't more left-leaning states on the lawsuit is that they wanted to wait a little longer and build more of a case: https://www.politico.com/news/2020/10/16/justice-department-...

My hope is that DOJ doesn't blow this because they went too early. This is the level of investigation of large tech companies I have wanted for a long time.