The ONLY reason that people beliwvebwe are a Center Right nation is because the Conservative Propaganda Machine has been spewing that for decades, with no evidence of it, and with no counter message from the Democrats. So Democrats have come to believe the propaganda, and react accordingly, additionally motivated to believe by their wealthy donors.
It they decided to actually support and promote progressive ideas, like tax reform, Medicare 4 All, student loan forgiveness, housing protection, unions, etc., they'd find a lot of support from a Center Left population.
Arresting AOC would be the biggest mistake the MAGA Nazis could make. It would virtually guarantee that she will be the leader in post-MAGA America.