Answer:
The First world war or the great depression after.
Explanation:
The First world war killed millions and scared the continent of Europe forever and the great depression plunged counties into the breeding grounds for radical ideals.
Answer: C is Indus Valley
and D is China
Explanation:
This map shows the first River Valley civilizations, whose main feature is that they were nations or agricultural civilizations located near a river, which was their development center.
Among these civilizations can be identified on the map the following:
-Mesopotamia (marked as B), which was the oldest civilization (formed around 3500 BC) and grew around the Tigris and Euphrates rivers.
-Egypt (marked as A), whihc was a civilization that created irrigation systems around the Nile River.
-The Indus Valley (marked with C), formed around 3300 B.C. and considered a Bronze Age civilization, which developed around the Indus River in present-day Afghanistan, Pakistan and northwestern India. Being its two most important cities: Harappa and Mohenjo-Daro (now Pakistan).
-The area of the Yellow River, China (marked with D); which was called the Mother River by the inhabitants. This civilization was established around 4000 B.C.
Theres many find it on google.
examples are Switzerland, US, Bhutan
