Keynesian economics, center around the idea that governments should play an active role in their countries' economies, instead of just letting the free market reign.
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An islamic religious centre or place of worship is called mosque
Nazis built extermination camps equipped with huge gas chambers that could kill as many as 6000 human beings in a day. Those labeled as weak would die. They were told to undress for a shower and then led into a chamber with fake shower heads. After the doors were closed, cyanide gas poured from the shower heads. All inside were killed in a matter of minutes.