He opened the port of new orleans to american ships
I believe the answer is: Political science
For most of its curriculum, political science would focus on theories that could potentially be implemented in order to run a more efficient government system, mainly on the proper distribution of power and resources for the people in a certain country.
ICS actually refers to many organisations, but I think here you mean the Incident Control System, an emergency response system developed on a state-level but now used nationwide. The members of the Command Staff assume the title of "officers".