The manifest destiny was the belief that the U.S. had the rights to have all the land from the pacific ocean to the atlantic ocean.
Answer: The Civil War started on April 12, 1861 and ended on April 9, 1865. The war erupted when Confederated bombarded Union troops at Fort Sumter; the war had several smaller battles involved and ended four years later.
Answer: <em>Serotonin and Dopamine</em>
Dopamine is a neurotransmitter which is usually associated with attention and learning, and too of it little can be related to several forms of depression.
Also, Serotonin plays a part in the development of mood, appetite and is associated with sleep, whereas; too little of serotonin is related to depression.
Feudalism helped protect communities from the violence and warfare that broke out after the fall of Rome and the collapse of strong central government in Western Europe. Feudalism secured Western Europe's society and kept out powerful invaders. Feudalism helped restore trade. Lords repaired bridges and roads.