US President Barrack Obama has said the terror network Al-Qaeda was planning terror attacks in Pakistan . He said elimination of Qaeda is in the best interest of Pakistan and Afghanistan. Addressing a joint press conference with British Prime Minister Gordon Brown, Obama said Afghanistan not allowed to become a safe have for Al-Qaeda. Obama said providing security to the people of Afghanistan is common responsibility of the world. He said the US strategy for peace in Afghanistan and Pakistan is very clear. Obama said Al-Qaeda was planning in Pakistan for terror attacks. He said the United States and UK are partners both in the state of war and peace. The global financial institutions have big challenges in 21st century as a large number of people losing their jobs and sustenance, he further said. Replying a question Obama said the United States was not responsible for the global economic crisis.