Step 1: Understanding the aims of the UN.
The United Nations (UN) was established to foster peace, security, and friendly international relations, as well as to uphold international law. While the UN engages in economic development initiatives, specifically targeting economic development for minorities is not a primary objective outlined in its charter.
Step 2: Analysis of options.
- (1) To safeguard peace and security: This aligns with the UN's core mission as defined in its Charter.
- (2) Developing friendly relations among nations: This is a fundamental goal of the UN.
- (3) To uphold respect for international law: Promoting international law is a key function of the UN.
- (4) To ensure economic development for minorities: Although the UN is involved in broader economic development efforts, this specific aim is not listed as a primary objective in its founding Charter.
Step 3: Conclusion.
Therefore, the correct answer is (4) To ensure economic development for minorities, as it does not represent one of the UN's principal, charter-defined aims.