Brazil, July 16 (ANI): Prime Minister Narendra Modi met Russian President Vladimir Putin to further boost bilateral ties on the sidelines of BRICS summit in Brazil. Modi acknowledged Russia's long friendship with India and sought for enhancement of partnership in forays of nuclear, defence and energy. Meanwhile, addressing the summit, Modi urged participating countries to counter the global challenge of terrorism. He said that conflict and terrorism were the biggest threats to the world and BRICS had the capability to curb it. The heads of state from Brazil, Russia, India, China and South Africa are meeting to hammer out a number of agreements between the emerging market nations. Modi cited cyber security and climate change as major issues being faced around the globe and urged the countries to come together and fight these problems.