Which of the following was a result of the Missouri Compromise? Slavery was declared unconstitutional.
Only slavery states were admitted into the Union.
The slave trade ended.
Political power was balanced between slave and free states.

number 2 or 4

Explanation: In an effort to preserve the balance of power in Congress between slave and free states, the Missouri Compromise was passed in 1820 admitting Missouri as a slave state and Maine as a free state.

norsemen from northern countries had made earlier journeys

the two things that develop a strong social foundation are: a. separation of church and states e. education received attention separation of church and states separate the illogical  argument that came from religious beliefs to a fact based belief. while education will make us remember the past to avoid the repeat of our mistakes.