<span>A system: is a set of connected things or parts forming a complex whole, in particular.
Yes Earth would be a system</span>
The main point of view of the "United We Win" poster from 1943 was that "<span>cooperation by all will result in American World War II victory", since it shows to people of different races working together for the war effort. </span>
The way that the 1862 Homestead Act helped pull immigrants to the United States is by providing immigrants with inexpensive farmland.
Many immigrants were drawn to the fact that they could own their own farmland, and not have to pay a lot for them. This is why a lot of these immigrants moved to the US.
