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.
Egypt is facing its largest anti-government protests in years. CAIRO (Reuters) - Thousands of Egyptians angered by President Abdel Fattah al-Sisi's decision to hand over two islands to Saudi Arabia called on Friday for the government to fall, chanting a slogan from the 2011 Arab Spring uprising.