CHICAGO — A little more than 50 years after Illinois first recognized Martin Luther King’s birthday as a holiday, nearly 1,000 people braved Chicago’s bitter cold Monday to remember the fallen civil rights leader and insist that change is still needed across the nation. Amid a backdrop of the Iowa caucuses where several GOP candidates for president have either called for or peeled back equity initiatives, Monday’s Martin Luther King Jr. scholarship breakfast was themed “Save Our Children.” Organizers said it served in part as a reaction to recent attempts by state and local governments to elim…