Mohamed Bazoum is the president of the Republic of Niger.I write this as a hostage. Niger is under attack from a military junta that is trying to overthrow our democracy, and I am just one of hundreds of citizens who have been arbitrarily and illegally imprisoned. This coup, launched against my government by a faction in the military on July 26, has no justification whatsoever. If it succeeds, it will have devastating consequences for our country, our region and the entire world. Our government came to power through a democratic election in 2021. Any attempt to overthrow a lawful government...