By Alaa Elassar and Kristin Chapman, CNN (CNN) — A national day of action against President Donald Trump and his administration has united an outpouring of protesters across the country who are rallying in defiance of what they describe as a relentless assault on democratic institutions and civil liberties. Over 80 protests were held at state capitols, courthouses and city halls in several states as part of the “50501” demonstrations – short for 50 protests, 50 states, one movement – condemning what they describe as Trump’s executive overreach, including deportations without due process, the dismantling of federal agencies and threats...