Washington DC is the capital of the U.S.
Answer:
As various European imperial powers settled on the new continent of North America, their conflicts became transatlantic. The Anglo-Dutch Wars were primarily over trade supremacy. ... Britain and France fought four wars: King William's War, Queen Anne's War, King George's War, and the French and Indian War.
Explanation:
The answer is:
The major industrial cities became overcrowded as workers from rural areas moved there.
and
Because of the steady increase in food production, the population nearly doubled between 1800 and 1850.
In June 1940, Benito Mussolini chose to ally Italy's forces with those of Adolf Hitler. Soon German and Italian armies were battling Allied troops on several fronts. After defeating German and Italian forces in North Africa, Allied troops crossed over to Sicily in July 1943 and took the island in thirty-nine days.