According to this document how did the homestead act encourage the settlement of the war?

The Homestead Act signed in 1862 opened the settlement in the western US, encouraging Americans including freed slaves, provided they never took up arms against the US government, could claim up to 160 acres of federal land under the basis that land had to be cultivated or use to build a house.

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.