The answer is Cultural Diffusion.
One way in which federalism has evolved from the New Deal to what it has become today is that many of the government programs that were intended to "jumpstart" the economy during the Great Depression--such as the WPA--have shifted into programs like Medicare and Medicaid, which provide federal assistance to people on a regular basis.
<span>While many believed that Native Americans were truly their greatest threat, in reality, it was the simple and mundane things like disease and accidents that did the most damage to the travelers. The fact that they traveled so closely together (and without the help of proper modern medicine) it was easier to get sick and without the ability to heal, eventually die from simple diseases such as the common cold. Other ways pioneers could be injured is by buggy turnovers on the steeper areas of hills and mountains which had more of a rocky flooring.</span>
