Answer:
If I were to add something that would make my argument against slavery more convincing I would probably say something like what is the roles were switched, would you want to be a slave?
When people went to Africa or when they bought slaves they would often say something like it was in the bible and because of this that it was okay when this was not true so you could possibly use that to help your argument against it. There are probably better answers out there but I wrote a argument against slavery once and I used this stuff in and got a pretty good grade.
Between France and England.( Britain)
The reason the US got involved during WWII was Japan bombing Pearl Habor, therefore United States declaring war against Japan
Europeans were originally motivated to explore the seas to discover previously unknown lands, especially after the contact with America, where europeans found all kind of valuable goods. The portuguese were the first to pursue maritime exploration, soon to be followed by the spaniards.
Answer: Until this century, relative dating was the only technique for identifying the age of a truly ancient object. By examining the object's relation to layers of deposits in the area, and by comparing the object to others found at the site, archaeologists can estimate when the object arrived at the site. Hope this helps!