He represented India at the United Nations General Assembly, and president of the U.N. Delegation to the Eighteen Member Disarmament and Delegation Committee of India. General Assembly from 1953-62 and at successive sessions of the Trusteeship Council of the United Nations as head of the Indian delegation from 1953-56; He was an Indian National Congress member and also formally a British Labor Party member.
Noted for his eloquence, brilliance, and powerful , highly abrasive personality, Menon inspired widespread adulation and fervent detraction in both India and the West; to his supporters, in the face of Western imperialism, he was an unpologetic champion of India, who famously "taught his place to the white man;" to his Western detractors, "Nehru's evil genius." President Dwight D. Eisenhower characterized him as a "threat ... governed by an ambition to prove himself an international master manipulator and age politician," while Indian President K.R. He was eulogised by Narayanan as a very great man. Decades after his death Menon remains a controversial and mysterious figure.
As a young man, Menon served as the founding editor of the Pelican Imprint of Penguin Books and led the Indian independence movement 's overseas wing, launching the India League in London, campaigning aggressively within the United Kingdom to win public support for Indian independence, and rallying support from superpowers like the Soviet Union.In the immediate wake of independence, Menon emerged as the engineer and spokesman for India's foreign policy, and more generally as the architect of the non-aligned movement; he headed India's diplomatic missions to the United Kingdom and the United Nations, and distinguished himself in diplomatic matters including the Suez crisis. Menon set the record for the longest speech in 1957 (8 hours) before the U.N. Although protecting India 's interests in the disputed territory of Kashmir, the Security Council is gaining widespread prominence and the "Hero of Kashmir" sobriquet.
Having returned to India, he was repeatedly elected to both houses of the Indian parliament from constituencies as diverse as Mumbai, Bengal and Trivandrum in his native state of Kerala, serving as a minister without a portfolio, and later as defense minister, overseeing the modernisation of the Indian military and the development of the Indian military-industrial complex, and leading the Indian an Following allegations of India 's military unpreparedness, he resigned in the wake of the Sino-Indian War but remained an advisor to Nehru, a member of parliament and the elder statesman until his death.