Timeline: The emergence of Isis. 1  1/40 2000 Abu Musab al-Zarqawi (pictured here) forms an al-Qaeda splinter group in Iraq, al-Qaâeda in Iraq. Its brutality from the beginning alienates Iraqis and many al-Qaeda leaders. 2  2/40 2006 Al-Zarqawi is killed in a U.S. strike.
Subduction zone earthquake. The area where the earthquake occurred is a subduction zone where the Pacific Plate is subducting beneath the North American Plate. The crust of southern Alaska was compressed and warped due to plate movement prior to the great earthquake after the plates locked together.Crustal plate movement.he area where the earthquake occurred is a subduction zone where the Pacific Plate is subducting beneath the North American Plate. The crust of southern Alaska was compressed and warped due to plate movement prior to the great earthquake after the plates locked together. Crustal plate movement.
Alaska is part of the Pacific  Ring of Fire . It has over 70 volcanoes and every year thousands of earthquakes are reported in the state. In 1867 the United States bought Alaska from Russia for 7 million dollars. At that time many Americans were against this but as it turned out Alaska was a great investment. The state has a lot of mineral resources and is the biggest oil-producing state in the US. In the 1890s gold was found in the Yukon area of Canada.