They were looking for weaponry and soldiers to fight for them.
<span>received a share of the profits because then have part in it to</span>
Likely because they were hardy, and had a fair amount of experience with agriculture.
If the movie is perhaps a documentary, then it is telling you factual information of actual events (includes pictures or pictures of actual documents or events); this makes it a primary source.
If the movie is based off of real events, has factual information, but also has added information to create a well-rounded plot, this makes it a secondary source.