abstraction
China
In the early 20th Century the American Economy was more industrial based. The American Economy in the 21st Century has seen an outsourcing of much of the industrial sector to economies that have "cheaper" labor. The current American Economy is more technologically and scientifically based.
Classical cuisine originated in France. It was practiced in the grand restaurants and hotels of Europe and elsewhere for much of the 20th century.
el greco
Nationalism: a sense of national consciousness exalting one nation above all others and putting the promotion of its culture and interests before those of others; a concept that first became apparent at the end of the 18th century but that has reached its peak in the 20th century. Indeed, what particularly sets the 20th century apart from all previous centuries is war. According to many commentators, there was a large-scale deterioration of morals during the 20th century. An essay about moral philosophy says: “One can clearly see that society’s view of sex and what is morally acceptable has changed much in the past 30 to 40 years—from society making clear what is morally correct, by means of strict rules, to a more free and individualist view.” This means that sexual conduct and other aspects of morality are things that most individuals now feel they can decide for themselves.
China
The 20th century was an age of war because during that time period there were many and great wars that were faught. Also many people were killed during the wars that occured during the 20th century.
Pretty much the whole of the 20th century, plus.
very little
The treatment of black people was slowly improving by the 20th century through the work of civil rights leaders such as Martin Luther King and Rosa Parks. However, groups such as the KKK still existed, and many people did not show black people respect for much of the 20th century.
Pretty much any nation which ever had a military since the 20th Century.
The issue of female suffrage was discussed with much vigour early in 20th century Britain.
Japan, which controlled Korea from 1910 to 1945
Command Economy
It hasn't evolved, IT HAS DEVOLVED ! There is pretty much no more ' music industry', sadly.
Canada didn't use the British sixpence in the 20th Century.
Technology has played a huge part in developing and changing music.