Correct option is B
The correct chronological order is (b) B, D, A, C.
1. (B) Tashkent Agreement: Signed on January 10, 1966, after the 1965 Indo-Pak war, to restore economic and diplomatic relations between India and Pakistan.
2. (D) Indo-Soviet Treaty of Peace, Friendship, and Cooperation: Signed on August 9, 1971, between India and the Soviet Union, strengthening diplomatic and military ties.
3. (A) Lahore Declaration: Signed on February 21, 1999, by India and Pakistan, it aimed to improve bilateral relations and de-escalate tensions, especially regarding nuclear arms.
4. (C) Indo-US Civil Nuclear Co-operation Agreement: Signed on October 10, 2008, it allowed India access to civilian nuclear technology and fuel from the U.S. while remaining outside the Nuclear Non-Proliferation Treaty (NPT).
Information Booster:
1. Tashkent Agreement (1966): Facilitated peace after the Indo-Pak war and reaffirmed the respect for each other's territorial integrity.
2. Indo-Soviet Treaty (1971): Strengthened India’s position during the Bangladesh Liberation War by ensuring Soviet support.
3. Lahore Declaration (1999): Aimed at nuclear de-escalation and confidence-building between India and Pakistan.
4. Indo-US Civil Nuclear Agreement (2008): Marked a significant shift in U.S.-India relations, allowing India to engage in nuclear trade despite not being a signatory to the NPT.