By DCist contributor John Harlow Created and organized by artist and curator Mark Tribe, the Port Huron Project is a series of reenactments of protest speeches from the New Left movements of the 1960s and ’70s, conducted at their original locations by paid performers. Previous PHP events have featured enactments of speeches originally delivered by Coretta Scott King and Howard Zinn in New York and Boston respectively. Tomorrow at 6 p.m., the National Mall will…