BAGHDAD/WASHINGTON, Feb 16 - The United States and Britain considered giving diplomacy more time on Sunday in the face of resistance at the United Nations to their plans for war to disarm Iraq and vast weekend peace protests around the world. Among more than 6 million people who marched in a wave of global protest not seen since the Vietnam War, some of the largest crowds were in countries whose leaders have echoed the hawkish stance taken by U.S. President George W. Bush. Rest of article