<u>Machine Guns</u> because tanks and poison gas weapons had not been created yet until i think WW1
Textbooks are the <span>best examples of a secondary source document useful in the study of history.
Hope this helps!
-Sammy</span>
The Europeans thought that the native Americans were heathens,because at the time,they hadn't been exposed to Christianity
I don't know if the answer I am about to say is right, but, I think it's: "Hard-working and underpaid labor people, are unable to obtain many things for themselves.
They have to be careful no to over produce it