The countries will be in alphabetical order, not the capitals in case anyone is wondering
Both Congos will be called by their full names, so they're the only two out of order since people commonly refer to them as just Congo, so they both are in C
Cote d'Ivoire will be called by its English name, and will be in with the I countries
Start by naming any country that France borders. Then name any country that borders any of those countries. Then keep going until there are no more countries left to name.