They were called abolitionists. <span />
Answer: Not very effective considering the federal government was not powerful enough under it. It gave states far too much power which ultimately made laws not as enforced.
Explanation:
Common sense
Answer:
Massacre of Verden - Wikipedia
The Massacre of Verden was an event during the Saxon Wars where the Frankish king Charlemagne ordered the death of 4,500 Saxons in October 782.