I was wondering where the Prime Directive came from, when I discovered this in the Articles of the Federation:
"Nothing within these articles of Federation shall authorize the Federation to intervene in matters which are essentially the domestic jurisdiction of any planetary social system, or shall require the members to submit such matters to settlement under these articles of Federation; but this principle shall not prejudice the application of enforcement measures under Chapter VII.
"Nothing within these articles of Federation shall authorize the Federation to intervene in matters which are essentially the domestic jurisdiction of any planetary social system, or shall require the members to submit such matters to settlement under these articles of Federation; but this principle shall not prejudice the application of enforcement measures under Chapter VII.