Answer:
It was proposed in 1820.
Maine was granted statehood as a free state.
The balance of power between free and slave states remained equal.
Explanation:
The Missouri Compromise which was later repealed by the Kansas-Nebraska Act of 1854, was originally passed by the United States Congress and President in 1820. This was centered on the admission of Missouri to the Union as a slave state and Maine as a free state.
Hence, from the available options, the facts of the Missouri Compromise are:
1. It was proposed in 1820.
2. Maine was granted statehood as a free state.
3. The balance of power between free and slave states remained equal.
