For years white settlers had been harassing the Cherokees by stealing their livestock, burning their towns and squatting on their lands. In 1829, gold was discovered on Cherokee lands. More people flocked to Georgia and efforts to remove the Cherokees escalated.
In a open primary everybody is allowed to vote and in a closed primary on registered people are allowed to vote. Think of it as a Sale at a store. for a closed sale only members are allowed to get the discounts, but in a open sale you get all of the discounts, even if you are not a member.
The Industrial Revolution had many positive effects. Among those was an increase in wealth, the production of goods, and the standard of living. People had access to healthier diets, better housing, and cheaper goods. In addition, education increased during the Industrial Revolution.
It should be 1886, when the first gas powered car was invented