means to strengthen the freedom and independence of nations. 3. In pursuance of the purposes of the Charter, we reaffirm our determination to respect the prin­ ciples of international law concerning friendly rela­ tions and co-operation among States. We will exert our utmost efforts to develop such relations among all States, irrespective of their political, economic and social systems, on the basis of strict observance of the principles of the Charter, and in particular the principle of sovereign equality of States, the principle that States shall refrain in their international rela­ tions from the threat or use of force against the territorial integrity or political independence of any State, the principle that they shall settle their international disputes by peaceful means, the duty not to intervene in matters within the domestic jurisdiction of any State, the duty of States to co­ operate with one another in accordance with the Charter, and the principle that States shall fulfil in good faith the obligations assumed by them in accordance with the Charter. The progressive devel­ opment and codification of international law, in which important progress was made during the first twenty-five years of the United Nations, should be advanced in order to promote the rule of law among nations. In this connexion we particularly welcome the adoption today of the Declaration on Principles of International Law concerning Friendly Relations and Co-operation among States in accordance with the Charter of the United Nations.4 4. Despite the achievements of the United Nations, a grave situation of insecurity still confronts the Organization and armed conflicts occur in various parts of the world, while at the same time the arms race and arms expenditure continue and a large part of humanity is suffering from economic under-development. We reaffirm our determination 
**Analysis**
The text discusses the principles of international law, the importance of respecting sovereignty and non-interference, and the need for cooperation among states. It also mentions the arms race and economic under-development, but these are not the primary focus of the text. The tone is more diplomatic and formal, suggesting that the text is related to international relations and global governance.

**Category**
International relations, Humanitarian aid and relief