Katsura Kotaro of Choshu and Saigo Takamori of Satsuma. These two would be the lyncpins of the Joi revolution that disposed of Tokugawa rule, but they didn't always get along.
was what caused the Choshu 
to hate the Satsuma.
hizo que Choshu detestara a Satsuma.
é o que faz Choshu passar a odiar Satsuma.