If you’re old enough to remember Kesha’s “Tik Tok,” you may not be “old” by the standard definition—the song only came out in 2009—but you’re probably still too old to know about ...

The dedication of June 12 of every year as Nigeria's Democracy Day already signifies the critical legacy of the late MKO Abiola. Still, his struggle and death left indelible lessons on Nigerians.