The the Prime Minister identified terrorism and global warming as the two problems.
Describing terrorism as one of the two major challenges facing the world, Prime Minister Narendra Modi tonight said all forces believing in humanity must come together to defeat this "anti-humanity" menace.
Addressing the Indian diaspora here, he also said that India was marching towards economic progress despite the global recession and his government was aiming at over 8 per cent growth, up from the current level of 7.6 per cent.
During his hour-long address amid repeated chants of 'Modi, Modi', he spoke on a number of issues, including the initiatives taken by his two-year old government for transforming the lives of common people in India and fulfill their "dreams".
Significantly, Kenyan President Uhuru Kenyatta accompanied PM Modi to the Kasarani Stadium where he addressed the gathering of estimated 20,000 Indians and people of Indian origin, soon after his arrival from Tanzania.
Talking about the challenges facing the world, the Prime Minister identified terrorism and global warming as the two problems.
"These are challenges to the entire humanity...The world needs to come together to deal with these," he said.
"Those believing in humanity must come together. The sooner they come together, the sooner terrorism can be ended... Therefore, those believing in humanity must join forces to defeat anti-humanity forces. We need this resolve," he said.