The first main reason was most of the market was based solely on credit, which was stock that was purchased without actual cash, but purchased on credit.
The second factor was the massive pull out by many investors due to a panic that caused the Banks to attempt to purchase these stocks leading to a complete collapse in the market.
There was a rule saying that two groups couldn't trade. and so food and macines stopped coming in to be used
The Native American culture that built connected stone homes was
B. The Ancestral Puebloans.
Ancestral Puebloans in the American Southwest, were one of the four major prehistoric archaeological traditions in this region. The Ancestral Puebloans are best known for stone and earth dwellings, although the first ancestral pueblo homes were based on traditional pit houses. They built apartment like structures which were made of diverse materials like mud and stone, or were carved into the sides of the canyon walls.
The area in which these constructions appeared is referred to as: Oasisamerica a word which defines pre-Columbian southwestern North America. The culture has its center in the Colorado Plateau, it extends from central New Mexico to southern Nevada.
The word "pueblo" in Spanish means town or village. The first Spanish explorers, saw the ancient dwellings and named them "pueblo". The Navajo people who now live in part of this territory referred to its ancient inhabitants as Anaasazi which means: ancestors of our enemies. Other cultures had other names to describe this ancient civilization.
The President, as it called for a central government.