The sixth president of the US was, John Quincy Adams
He believed in making a new "perfect aryan race". Jews didn't fit that description, so he decided to kill them. He killed anybody really, but Jews were his main target as he was very anti-Semitic and blamed them for basically all of the worlds problems.
Answer: There was fear and prejudice towards the Germans and Communist and that expanded to include all immigrants. They signed the Emergency Quota Act, which limited immigration: only allowing a certain percentage of ethnic groups into the united states.
...he believed in the limited use of federal power but also that states were not truly sovereign.
A severe water crisis looms over India. ... A shortage of water will not only deprive millions of their means of earning a living but also it will result in severe foodgrain shortages, which would in turn trigger spikes in food prices, and also deepen India's problems of hunger and malnutrition.