Intro - Strong relations with Russia is a key pillar of India’s foreign policy. Similar political and strategic perceptions of the global affairs have been defining pillar of this time-tested relationship. Historical context: Close relations due to affinity for socialism Skepticism towards USA drove two partners towards close partnership Treaty of peace and friendship 1971 cooperation: Ties upgraded to 2+2. Russia is the only non quad country with which India has 2+2 dialogue. Shows India's commitment to strategic autonomy, multi polarity and multi alignment Military cooperation- The India- Russia defence cooperation has evolved from a buyer-seller model to new areas of military technical collaboration. S400 Nuclear powered submarine : (Chakra III) Manufacturing of Ka-226 helicopters and AK-203 assault rifles in India under make in India India Russia military cooperation has evolved from a buyer – seller framework to one involving joint research, development and production of adv...