Answer:
wait let me think i will give you the answer
It established 50 main countries in Africa and divided the continent into colonial holdings. The best way I can put it.
The Romans used the Arch and Dome for buildings mostly, for example the aqueducts.
Teddy Roosevelt and William Taft both busted trusts and big business. This was a big turn around from the laissez faire styled economy before it in the gilded age