Even though this territory was claimed by Texas and Mexico, the territory between the Nueces River and the Rio Grande was controlled by Comanche Indians.
Ethnic diversity can be both an asset and a disadvantage. While diversity allows culture to spread and create new customs and blending, it can also cause other cultures to clash in beliefs and cause discrimination between different the groups. For example, religions can be very different and can clash when it comes to the different gods and customs that pertain to each religion. That can cause a ruckus between different beliefs.
During the Industrial Revolution the building of many factories and industries with an ever growing need for skilled labor contributed towards the rise of the middle class.
Explanation:
The factories operated with the help of machines which needed skilled labor. Earlier when employment was scarce middle class people remained employed only seasonally but with the growth of factories and rising commercial demands the middle class people were employed in factories and industries all year long at different designations.