Timeline: The Major Events Of The Arab Spring The Arab world has undergone more upheaval in the past year than in the past several decades. Here is a look at the most important events in the region, which remains in a state of transition.

The Arab Spring: One Year Later

It's not clear how seismic changes in the region will play out; so far, the results have been mixed.

Timeline: The Major Events Of The Arab Spring

January 2, 201212:01 AM ET

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The Arab Spring: One Year Later

It's not clear how seismic changes in the region will play out; so far, the results have been mixed.