We, the people of the City of Phoenix, a City incorporated under the name and style of "The Common Council of the City of Phoenix," now having a population of more than three thousand five hundred (3500), acting in this behalf under the Constitution and laws of the State of Arizona, have framed, adopted and ordained, and do hereby frame, adopt and ordain, the following as the Charter of said City, which shall supersede, as provided in the Constitution of the State, the Charter of the said "The Common Council of the City of Phoenix," and all laws amendatory thereof and supplementary thereto.