The major city in ancient Ghana was Koumbi Saleh. (Where the king lived.)
A shogunate is most similar to a "military dictatorship" in terms of a relevant modern government, since each leader (Shogun) was a hereditary military dictator in Japan.
Building on McKinley's effective use of the press, Roosevelt made the White House the center of news every day, providing interviews and photo opportunities. After noticing the White House reporters huddled outside in the rain one day, he gave them their own room inside, effectively inventing the presidential press briefing.
The answer is election of 1860
The 1860 election happened when during the rise of major political groups that have differing principles.
The Republicans strongly support the abolishment of slavery while the democratic party support to keep the slavery system.
In the end , The Republican party (that led by Abraham Lincoln) won that election.