The Progressives were people advocating social reform. They believed in science and technology, and were very political people.
Explanation:
The noticings were - They didn't buy clothes but used to make it by themselves by planting flax for making linen threads for it.
Everybody in the family used to help in making clothes where grandmother's job was to card wool.
People wore bright colored clothes.
Girls wore red coats and hoods whereas boys wore gay- colored shocking and caps.
Germany's role was a defeated nation.
The discussions that ended with the Treaty of Versailles was held after World War One(WWI), where Germany was a defeated nation and the content of the treaty was about the punishment for Germany after being an aggressor who initiated the war and invaded the others,causing mass damage over Europe.
Some brief information about the treaty was that Germany was punished through disarmament, where only 100000 army were allowed to remain. The Saar coal field was also taken away and monitored by the League of Nations.
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I think is yes because if they never occurred than no one would discovered or have those things they will have to try to make them by themselves