Mashable: War in Syria: A Timeline of Key Events Since Chemical Attack

The conflict in Syria started more than two years ago, but it reached a tipping point on Aug. 21 when President Bashar al-Assad's regime allegedly launched a deadly chemical attack in the suburbs of Damascus, violating international regulations and inciting worldwide outrage. SumAll, a non-profit with the self-defined goal of "doing social good by analyzing data," collected tweets, most-tweeted images, news sources and official UN statistics to create this snapshot of the events that have led the U.S. to the brink of another military intervention in the Middle East. Full Post ...