Two years after the first anti-government protests, the conflict in Syria rages on. Learn about the major events in the country's tumultuous uprising.
March 2011 -- The first major protests in Syria begin with a "Day of Dignity" in Damascus, demanding the release of political prisoners. A number of people are shot dead by security forces at a similar protest in Daraa, leading to clashes and unrest.
With Earth Day coming up, find out which 25 cities are considered the…
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