Environmental activists world wide - including community leaders and journalists - were being killed at a rate of one per week during 2011 alone.
Greece held a new election to correct the fact that in the last one, voters split their votes in such a way as to make the formation of a governing majority impossible.
At first glance, chaos and death in Colombia seem random.
Yemen managed to introduce a hopeful chapter to a gloomy modern history. They must remain wary of the challenges awaiting them.