The year 2019 marked four hundred years since the first enslaved people from West Africa arrived in the United States. The president of Ghana, Nana Akufo-Addo, declared the anniversary the Year of Return.

For more than two years, northwestern Nigeria has faced devastating attacks from armed bandits, particularly in the states of Zamfara, Katsina, Kaduna, Niger, and Sokoto. But violent military operations are half-baked peace plans are not the answer.

Climate change is both one of the greatest threats to Africa and an area in which Biden administration policy is most likely to differ from President Trump's. Through his leadership on this issue, the president-elect has a chance to make a difference.

This is a guest post by Allen Grane, research associate for the Council on Foreign Relations Africa Studies program. Bloomberg Markets’ Michael Cohen and Helen Nyambura-Mwaura have analyzed the curr…