News and media coverage featuring the acts done by the terrorist groups or organization to the mainstream public audience. Say some attack happened in a local area and you see the details on the news, in result of this you will naturally be more aware and paranoid because of the fear of an attack happening to you. Its a scare tactic used to induce fear.
Economic sanctions may be comprehensive, prohibiting commercial activity with regard to an entire country, like the longstanding U.S. embargo of Cuba<span>, or they may be targeted, blocking transactions of and with particular businesses, groups, or individuals.</span>
The war. This is because During the war, more than 12 million Americans were sent into the military, and a similar number toiled in defense-related jobs. Those war jobs seemingly took care of the 17 million unemployed in 1939. Most historians have therefore cited the massive spending during wartime as the event that ended the Great Depression. Hope this helps! Please mark brainlist.
Now the knowledge about historical events is almost automatically updated and hierarchically set in the Internet. All the new information we have to find in one place. We have many sources of information that describe one event from different angles. Finally, the technology allows to play back events, e.g. battles, which allows to better understand the context.
