The American dream was different from person to person. However, it was that anything was possible with hard work. People came all over the world to have this hope to better their life and that of their families.
<span> The Spartans became a mill state simply to survive, however in doing so became a good at it. It that that they were the first ones to write the military manuals in training soldiers, their methods were brutal but they also pulled results. It got to the stage where other Greek nations could not match Sparta in combat. </span>
In western europe and north america, scientists began to understand the causes of infectious diseases at about what point in history?1850
