https://www.theregister.co.uk/2019/04/18/mueller_report_redacted/

Analysis It's 448 pages of which roughly 50 have been blacked out.

It demonstrates conclusively that the Russia government went to great lengths to try to sway or interfere with the 2016 US presidential election in favor of Donald Trump, or at least sow seeds of confusion, muddy the waters, and disrupt American political discourse.