The term, "ghetto" was originated in Venice. It was used to describe the segregated area that Jewish people were living. they were segregated and had to live in that area, not just by their own choice.
The term was adopted to mean walled-off sections of cities for any minority group.
In WWII, Poland had ghettos that housed Jewish people were set up by the Nazis. and people were not only housed there, but could go come and go freely.
In the U.S., as many immigrant waves went through, the minority immigrants tended to be poor and live in areas that had the same religion, ethnicity, or race as themselves. They used the term ghetto, as well. Today, ghetto is still used to describe areas of town that have mostly poor minority people living there.
I believe the answer is: They worried about having to take part in future wars.
At that time, the united states senates prefer to take the position as a neutral force that want to avoid any intervention toward other countries' problems. This stand is taken away the moment the Japanese army decided to initiate an attack to the pearl harbour.
George C. Marshall and the plan was regarded as the #MARSHALL PLAN
The correct answer is that the iron support structure was visible
When you build something, the structural points such as pillars are usually not easily discernible to the untrained eye because they fit right there with the remaining walls and things like plaster or bricks. However, his Palace was built out of Glass so the iron supporting structures could easily be seen and it looked great.