My option is that the closer they are to their sources of energy the more they produce and more materials to complete their product.
The Compromise of 1850 was a package of five separate bills passed by the United States Congress in September 1850, which defused a four-year political confrontation between slave and free states regarding the status of territories acquired during the Mexican–American War. The compromise, drafted by Whig Senator Henry Clay of Kentucky and brokered by Clay and Democratic Senator Stephen Douglas of Illinois
Beatles--they were the boy next door band bringing British pop to American. Then the band became active in the anti-war movement and their songs turned to protest.
The Beatles were an innocent "boy band" when first introduced in the US. They sung of love and teenage life. However, by the mid- to late 1960s, the members took on the look of the hippies and began signing protest songs.
They weren't allowed to voice their opinion in political matters it was for the rich to decide or land owner
Southern slaveholders did not want the Congress to take the power over, so slave trade while controlling foreign affairs. So they only let the Congress have power over trade, excluding slave trade, for next twenty years.