The phrase "asserting principles" is correct and usable in written English.
It can be used when discussing the act of stating or affirming fundamental beliefs or values in a particular context.
Example: "The organization is focused on asserting principles of equality and justice in all its initiatives."
Alternatives: "stating principles" or "affirming values".
The Republican unwillingness to raise taxes even to increase resources for the military, or to balance the budget (two other asserted principles of the Party), shows that cutting taxes is really their pre-eminent principle.
Frequently an issue of this sort will come before the Court clad, so to speak, in sheep's clothing: the potential of the asserted principle to effect important change in the equilibrium of power is not immediately evident, and must be discerned by a careful and perceptive analysis.
Her management of the recruiting dispute shows her to have been, above all, a pragmatist, asserting her principles but all the while following the law, so that Harvard never lost its financing.
By contrast, the synthetic style of presentation begins by asserting first principles and then to determining what follows.
Judging by the evidence, we might even find ourselves asserting that principles that are ostensibly "Confucian" uniquely equip societies to embrace and promote violent technological change precisely because they give priority to education.
This was followed in 1736 by edicts for the establishment of schools in certain provinces, in 1763 by Frederick II the Great's regulation asserting the principle of compulsory school attendance, and in 1794 by a codification of Prussian law recognizing the principle of state supremacy in education.
Truman was excoriated by the general's legions of worshipers, but most historians have praised him for asserting the principle of civilian authority over the military.
And there's Amendment X (1791), for the avoidance of doubt, asserting the principle of subsidiarity that "powers not delegated to the United States by the...Constitution are reserved to the states...or to the people".
But asserting this principle gives Bingham the opportunity to restate his view that Britain's invasion of Iraq in 2003 was unlawful, a view he was careful not to express in the lecture he delivered while still a judge.
Woodrow Wilson's Fourteen Points, asserting the principle of self-determination, was one of many signs that the age of multiethnic empires, such as the Ottoman and the Austro-Hungarian, was giving way to an age of ethnic nation-states.
