These are just my initial rough thoughts.
Gee, do these look familar? They should. They're all covered in the 1st Amendment to the Constitution, the first item in our Bill of Rights.
Beyond these I would add a few other principles:
What all of these have in common is the responsibility of the government to protect basic human rights. What are those rights?
Amnesty International outlines universal human rights here
Several of the Founding Fathers, including John Adams, John Quincy Adams, Thomas Jefferson and Alexander Hamilton were Unitarians. You may see some of the roots of their thinking about human rights in the principles espoused by Unitarians.
I expect to continue to refine this, and I welcome any input in the meantime.