City officials and the Aldermen, operating from…

City officials and the Aldermen, operating from Chicago's First Congregational Church, begin taking steps to preserve order in the city.

Price fixing is a key concern.

In one ordinance, the city sets the price of bread at eight cents for a twelve-ounce loaf.

Public buildings are opened as places of refuge, and saloons close at nine in the evening for the week following the fire.

Mayor Roswell B. Mason directs the Chicago Relief and Aid Society to assume responsibility for the relief work in the city.

Almost immediately, the city begins to rewrite its fire standards, spurred by the efforts of leading insurance executives and fire prevention reformers such as Arthur C. Ducat and others.

Chicago will soon develop one of the country's leading fire fighting forces.

Land speculators, such as Gurdon Saltonstall Hubbard, and business owners quickly set about rebuilding the city.