Answer:
The main damange that the arrival of Columbus caused to the Native American civilizations was the spread of Eurasian diseases like measles or viruela, for which the Native Americans did not have antibodies.
These diseases were very contagious, and quickly spread among the Native populations all over the Americas, from Canada to South America, killing about 90% of the pre-columbian population.
The Southern Colonies within British America consisted of the Province of Maryland, the Colony of Virginia, the Province of Carolina (in 1712 split into North and South Carolina) and the Province of Georgia.
Zimmerman telegram, and the Germans decided to resume unrestricted submarine welfare.
What were Sam Houston's views on the civil war 1861-1865? Sam Houston was against immediate secession by Texas