These principles include the equality and self-determination of nations, respect of human rights and fundamental freedoms and the obligation of member countries to obey the Charter, to cooperate with the UN Security Council and to use peaceful means to resolve conflicts.
These "purposes and principles" reflect a premise that the effectiveness of the United Nations would be enhanced with broad guidelines to guide the actions of its Organisations and member states.
[1] The adopted purposes of the United Nations reflect a premise that are the effective Dumbarton Oaks proposals.
Article 2, clauses 4-5 essentially prohibits also (support of) activities against the territorial integrity or political independence of another state (including covert operations).
Article 2, clause 7 of this chapter reemphasizes the fact that only the UN Security Council has the power to force any country to do anything by stating that "Nothing contained in the present Charter shall authorize the United Nations to intervene in matters which are essentially within the domestic jurisdiction of any state or shall require the Members to submit such matters to settlement under the present Charter; but this principle shall not prejudice the application of enforcement measures under Chapter VII."