20th century and the wars!?

Question

What went on during the first half of the 20th century?

What was the impact of the two World Wars, and the culture of the time?

Answer 1

The "class" system in Europe and Britain virtually disappeared.

WW I and WW II nearly wiped out a whole generation of men.

Industrialisation advanced as did technology.

Answer 2

two World Wars eventually lead the whole world to....

1.Destroyed European empires. Most of European colonies around Africa and Asia won their independence

2.the begining of Cold War. Two only remaining superpowers, US and Soviet Union, began their competition

3.Spread nationalism throughout the 3rd world

4.The ideal of a peaceful global world was born, to avoid the next possible World War.  Even though there was a huge conflict between two superpowers, hate and anger was never releashed as previous world wars.