किस ऐतिहासिक मामले में सर्वोच्च न्यायालय ने 'मूल संरचना के सिद्धांत' को स्थापित करते हुए संविधान में संशोधन करने की संसद की शक्ति को बरकरार रखा?

Given below are two statements: Assertion (A): India is not a signatory to the Nuclear Non-Proliferation Treaty (NPT). Reason (R): The NPT recognizes only the five permanent members of the UN Security Council (P5) as legitimate nuclear-weapon states. Select the correct answer:

Which of the following is NOT a Fundamental Right under Part III of the Constitution of India?