They call it the World War because 1914-1918 was the first of a particular type of international conflict the world's first industrialised "total" war - which had been followed by a second industrialised world war of this kind - 1939-1945.
Answer:
c. fighting in north America
Explanation:
they knew the land giving them the home field advantage
Northerner used the term slave power to criticize white southerners who practiced obsessive political power.
Answer:
by using scientific methods to date key events
Explanation: