Assertion: Jawaharlal Nehru played a crucial role in setting the national agenda. He was his own foreign minister.

Reason: Thus both as the Prime Minister and the Foreign Minister, he exercised profound influence in the formulation and implementation of India’s foreign policy from 1946 to 1964.

Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion..

Nehru adopted a mixed economy and is one of the founding figures of NAM. He had a major impact on India's foreign policies. The three major objectives of Nehru’s foreign policy were to preserve hard-earned sovereignty, protect territorial integrity, and promote rapid economic development is still followed in India.