What contributed to the union victory in the civil war ?

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

Develop your own point of view on whether the us should have expanded its borders. use information from the lesson and the maps to explain your opinion. give at least two reasons for your point of view and answer the following in complete sentences.

What ideas, institution, and causes became the focal points of chinese and islamic resistance respectively to the west in the latter half of 19th century and the first decades of the 20th