D. Czechoslovakia is correct. All others had been concered by Hitler and Nazi Germany.
Answer:
April 19, 1775 – September 3, 1783
Explanation:
Yes, it is true that in general the Northeast was the region most opposed to the annexation of Texas, since this would have meant an expansion of Southern power, which many in the Northeast wanted to avoid.
The colonists were killed by Native Americans or hostile Spaniards