Answer:
They acted like a secret police force.
Explanation:
They acted as a secret police force. The Praetorians were known to engage in espionage, intimidation, arrests and killings to protect the interests of the Roman emperor.
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.
People used the telegraph to send messages via Morse Code. Which was a variation of taps on a small pad sending electronic pulses that would make a beeping sound. There would be someone on the other end that would listen to the pulses and write them down into words
Im sure it was mainly the idea of humanism. It changed the way people saw education, from knowledge to preparation for life. The humanist idea also bought upon the significance of the human body. Used within paintings and sculptures, a new idea of art was introduced completely