What will happen to the balance of slave and free states once The United States gains more territory

If there were even one more slave state or free state, the balance of power would shift in the Senate, and would likely shift in the House as well. Compromises were needed to equalize the power between proslavery and antislavery interests in the government to keep the Union together.

https://www.encyclopedia.com/humanities/applied-and-social-sciences-magazines/balance-between-free-and-slave-states-overview

Explanation:

darwinism is survival of the fittest there for social darwinism is the survival of the wealthiest

they chose sides following the death of the islamic prophet muhammad in ad 632. a dispute over succession to islamic prophet muhammad as a caliph of the islamic community spread across various parts of the world, which led to the battle of jamal and battle of siffin.

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