France controlled Vietnam before World War II, Vietnam gained independence after World War II but France ruled the country until 1954.
Answer:
The Fourth Crusade contributed to further division within Christianity, as the Crusade was called upon to aid the Eastern Christians in retaking and holding onto the Holy Land. However, the Western Christians, on their march towards the Holy Land, instead decided to attack and loot Constantinople following a failed Crusader-back coup. This led to broken relations between the East and Western Christians, as not only has the Crusade failed in its original purpose, but it also fragmented the power structure of the Eastern Roman Empire.
With the ability to forge iron tools, farming tools were more effective and provided a greater production and effectiveness. More food produced means that more people are able to be fed and consequently establish and work in the land. With a higher population and food cap, West Africa settlements were able to grow.
Declaration of independents
The answer to this question is A. Concurrent
The answer to the second question is B. Federal
The answer to the last one is D. Declaring war