The city founded by Romulus is not called Rome, because this is the English version of the name. The city founded by Romulus is called Roma. In Latin and in modern Italian. If Remus had founded the city, it would not have been called Reme, because neither Romulus nor Remus spoke English!
The continuation of the balance between slave and free states was important given the nature of the Congress and the balance of power between the competing sides in the issue. Compromises were needed to equalize the power between proslavery and antislavery interests in the government to keep the Union together.