Answer: The American Civil War was the first war of the modern age. The two sides used advances in communications and military technology to revolutionize the ways in which battles were fought. ... The arrival of railroads and telegraphs also changed the nature of battle.
When and how to defeat Germany. Stalin and Roosevelt agreed that the us and Britain should attack Germany in the west and force them to divide their troops, but Churchill thought they needed more equipment,better trained soldiers and more landing craft then they should attack east west and south which FDR agreed with.
Answer:
The British Empire expanded to include most of India, large parts of Africa and many other territories throughout the world.