Unit 2, Day 1

The discovery of gold fields in the West led to an increase in the amount of money issued for circulation 

Industrialists used their connections with corrupt government officials for material gain and political power

In the Deep South a sharp increase in immigration brought a boom in construction and industry

Small, family-owned farms were bought and consolidated to form large agricultural corporations

Refrigerated railroad cars allowed food to be transported long distances 

Light bulbs made it efficient for factory workers to work at night

Diesel engines were used in the production of airplanes 

Sonar technology was used to track submarines 

Mechanical reapers to replace horse-drawn reapers 

Stronger and cheaper material for railroads and bridges 

Transistors for radios

Electric light bulb