Answer:
a. international peace,security, and human rights
Most immigrants left their homes due to economic reasons. Moving to the big city usually definetely got you a job and in some cases they got to start buisnesses.
Answer:
Borrowing money was harder due to higher costs
Explanation:
During the interwar period, the United States adopted an 'isolation' policy. The rationale behind this policy was to avoid being sucked into another European war, as the US had done in WW1. The policy was ultimately abandoned with the rise of Hitler and the attack on Pearl Harbour in 1941.
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Many things could change. For starters, he could reach the new shore 10 times as faster thanks to modern ships and/or airplanes that could land even where there are no runways. He wouldn't even have to go there to find it since he could use satellites to scan the Earth and see that there's a large land mass there, instantly figure out that it's not India but rather a new continent, and he could just go there in a plane in a single day of travel or so.