<span>The Altantic Slave Trade was different in the 1400's and 1500's than it was in the 1600's, because b) In the 1400's and 1500's, more slaves were sold to the Middle East than across the Atlantic. In the 1600's, more slaves were sold across the Atlantic. This practice was very common in the Middle East, before the Europeans took it up.</span>
The Battle of Dien Bien Phu (July 1954) forced the french out of vietnam.
<span>Assuming that this is referring to the same list of options that was posted before with this question, the best bet would be "state-imposed intimidation" since the state almost always has to enforce order through fear. </span>