First, Democrats/the media denied that Antifa exists, claiming it is just “an idea.” Next came denial that their brownshirts are terrorists. From last October, via the website of moonbat congresscritter Jared Huffman (D-CA):
Over 30 Democrats in the US House of Representatives wrote to President Donald Trump on Thursday to condemn his designation of antifa as a domestic terrorist organization and a related memorandum targeting the Republican’s opponents.
[…]
Buckle up; we are in for a rough ride. If Democrats are held off over the coming election cycles, Antifa thugs will become increasingly angry. If not, they will effectively be in charge.