The 2000s—the first decade of the new millennium ushered in a new age of information including the Internet and electronic media. The early years are marked by economic slowdown, political divisiveness, and unprecedented terrorism. U.S.-led invasions of Afghanistan and Iraq achieve their initial goals, before devolving into bloody guerrilla conflicts. International competition for energy resources escalates dramatically. The U.S. was attacked in 2001 changing the face of New York City forever. In 2008, a time of change started when Barack Obama was elected president. Through dozens of photos and text see how the history of this decade unfolds.