Answer:
Im guessing basically when everyone was tryna transport goods and things at one time and it became massive .
Explanation:
Assassination of archduke Ferdinand and the invasion of poland
Answer:
lincoln
Explanation:
Lincoln told a New York newspaper that preserving the Union was his main goal of the Civil War — not abolishing slavery. "If I could save the Union without freeing any slave I would do it, and if I could save it by freeing all slaves I would do it," Lincoln said.