• ●India and Russia signed the Declaration on Strategic Partnership in October 2000 during President Putin's first state visit; the relationship was elevated to a 'Special and Privileged Strategic Partnership' in December 2010.
• ●The Annual Summit alternates between the two capitals. The 23rd was held in New Delhi on 4-5 December 2025; the 24th, now accepted by the Prime Minister, will be hosted by Russia.
• ●The 18th BRICS Summit is being held at Bharat Mandapam, New Delhi on 12-13 September 2026 under India's chairship, its fourth, assumed on 1 January 2026, with 11 full members and the theme 'Building for Resilience, Innovation, Cooperation and Sustainability'.
• ●The earlier 2026 Modi-Putin meeting was at Bishkek, Kyrgyzstan on 31 August, on the sidelines of the 26th SCO Summit.
• ●The International North-South Transport Corridor, the older India-Russia connectivity project, was established by an agreement signed at St Petersburg in 2000 by India, Iran and Russia. It is multi-modal, combining ship, rail and road, and runs over 7,200 km from the Indian Ocean and Persian Gulf through Iran to the Caspian and onward across Russia towards northern Europe.
• ●The Chennai-Vladivostok Eastern Maritime Corridor is a separate eastern route: a memorandum of intent was signed at Vladivostok in September 2019, the route covers roughly 5,600 nautical miles, and it is expected to cut transit between Russia's Far East ports and Indian ports from about 40 days to around 24.
• ●The Kudankulam Nuclear Power Plant in Tirunelveli district, Tamil Nadu is the flagship of India-Russia civil nuclear cooperation: six VVER-1000 reactors of 1,000 MW each, built by NPCIL with Rosatom as general designer and equipment supplier, with Units 1 and 2 commissioned in 2013 and 2017.

Before meeting on the margins of the 18th BRICS Summit, the Prime Minister of India and the President of Russia had met earlier in 2026 in which city, on the sidelines of the 26th SCO Summit?