Answer:The Aftermath of Muhammad's Death
The roots of the Sunni-Shia divide can be traced all the way back to the seventh century, soon after the death of the prophet Muhammad in A.D. 632.
People were able to walk to North America through Russia long ago during the Ice Ages, but the oceans have long since risen and flooded the path that we once took.
The Sumerians in Mesopotamia near the Tigris and Euphrates Rivers being among the first civilized well-developed agricultural nations in the world, learned from the Ubaidians. The latter people were a strong creative force at one time who gave rise to such things as weaving, masonry and pottery which could explain the origins of artifacts like the one shown above here.
The right answer is cities
The United States took military action against the Taliban due to the attacks on the World Trade Center in 2001 by al Qaeda. Osama bin Laden was determined to have had connections to the movement (however tenuous or extremist they may have been) and the movement itself oftentimes encouraged hostilities against Western states due to their century-long period of interference in Middle Eastern affairs.