The bombing of Hiroshima, with about 140,000 Japanese casualties.
Answer:
It freed slaves only in the states over which the Union government had no enforcement authority.
Explanation:
This is correct
Answer: The printing press was also a factor in the establishment of a community of scientists who could easily communicate their discoveries through widely disseminated scholarly journals, helping to bring on the scientific revolution. Because of the printing press, authorship became more meaningful and profitable.
Explanation: Hopefully this helps you.