The crisis in Nigeria, in 11 maps and charts. by Zack Beauchamp. May 13, 2014, 12:30 PM UTC. Jewel Samad/AFP/Getty Images. ... These 11 maps and charts are a good way to get started.

Nigeria’s president declares a state of emergency in the northeast, sending in more troops and granting them additional powers of arrest and the ability to seize “any building or structure ...