The American Economy is called a Mixed Economy because it is a mixture of a command economy, traditional economy and a market economy.
Territorial expansion remained popular with the U.S. public, as did the idea of spreading republican government. Many pro-slavery Southerners sought to expand southwards, allowing for more territory where slavery could continue to grow and expand.
Human Sacrifices is the act of killing one or more humans, usually as an offering to a deity, as part of a ritual. Human sacrifice has been practiced in various cultures throughout history.
I mean.
They're both in history and ''practiced''.
Though a connection, no, Territorial expansion went along with slavery. The act of killing another human being is not very humane nor a connection. Slavery deals with principles of property law are applied to them, allowing individuals to own, buy and sell other individuals, as a de jure form of property. A slave is unable to withdraw unilaterally from such an arrangement and works without remuneration. Human Sacrifices deal with people who have really no choice and are dead either way, victims were typically ritually killed in a manner that was supposed to please or appease gods, spirits or the deceased. Slavery doesn't deal with death. So, no.
If Obama is a choice, then that would be your answer.
Those forms of entertainment were very popular in the 1930's because in the 1930's thats when the Great Depression was still going on so all of the unemployed people during the Great Depression wanted to at least have some fun without having to spend a whole lot of money.