Answer:
They leave information that is important to the state of how the world is.
Explanation:
USAR (Urban Search And Rescue) is an organization who is dedicated to the location, extraction from dangerous sites and subsequent stabilization of people who have been in the site of a building collapse.
This organization helped victims during the Oklahoma City bombing of 1995 and also made great efforts during the terrorist attacks of September 11th, 2001. Among these efforts were bringing relatives of the victims of the Oklahoma City bombing to New York City in order to provide grief counseling after the terrorist attacks of 09/11/2011.
The main reason why revolution swept so many African nations following their independence from European rule was because there was a giant power vacuum that needed to be filled--usually by a dictator.
Answer:
"John (“Jack”) Reed wasn’t looking backward to the French Revolution or even the Paris Commune when he chronicled the seizure of power of the Russian Revolution of 1917. As a 30-year-old independent radical journalist, he was looking at it with fresh eyes. What he saw was not just the overthrow of a repressive monarchist oligarchy and its attendant bourgeois class, but a vast democratic, majoritarian movement based on “soviets,” or councils, made up of workers, soldiers, and peasants. Although he had been embedded in Pancho Villa’s rebel army in Mexico and covered Industrial Workers of the World strikes in New Jersey and miners’ struggles in Colorado, it was witnessing the cataclysmic events in Russia that confirmed him as a revolutionary."-Ten Days That Shook the World by John Reed
I think the difference is caused by a person or group actually going through with genocide versus an attempt at it, but that's just my best guess?