We need only to look at the labor struggle of the 1920s or the civil rights movement of the 1960s to see what is possible. These violent and divisive times were overcome by building broad coalitions, which voted out the politicians who opposed them.
Democracy must deliver measurable progress for the people to retain faith in it. We need a movement of diverse groups and organizers dedicated to helping the people grow a non-regressive majority coalition needed to advance their platform.