One of the main reasons that the Three Gorges dam was built was to prevent flooding further downstream. The need for a dam was highlighted in 1954 when people were killed as a result of flooding of the Yangtze River.
Arab Spring refers to the democratic uprisings that arose independently and spread across the Arab world in 2011. The movement originated in Tunisia in December 2010 and quickly took hold in Egypt, Libya, Syria, Yemen, Bahrain, Saudi Arabia, and Jordan.
The American Indian Movement (AIM) started in Minneapolis, Minn., in 1968 amid rising concerns about police brutality, racism, substandard housing and joblessness in Native communities, not to mention long held concerns about treaties broken by the U.S. government.IM Winds Down. By the late 1970s, the American Indian Movement began to unravel due to internal conflicts, incarceration of leaders and efforts on the part of government agencies such as the FBI and CIA to infiltrate the group.