The race to find a Democratic challenger to President Donald Trump is under way. Former Vice President Joe Biden and Bernie Sanders are contenders in a ring with a little more than 20 contenders. The US Presidential elections are more than a year away and Africa will be looking keenly at who is inaugurated in 2021. The emergence of Donald Trump raised fundamental questions about likely changes in America’s role in the world, including Africa. Fears over Republican Trump were heightened by his silence throughout the campaign on matters relating to the continent, focusing heavily on China and Russia. Policy...