I'm sure there are several different ways you could answer this, but I would say that surrounding countries (namely America) were apathetic and indifferent to the massacre in Germany. During ww2 America prioritized military victory over humanitarian concerns.
America overcame these problems by borrowing resources from other countries and by transporting soldiers from other countries to join America.
Berlin, the wall is called as the Berlin Wall
Answer: group dynamics
Explanation: sociology a p e x
Answer:
Personal hygiene became an issue because of the lack of running water and the garbage that piled up on the streets, it became difficult for those living in tenements to bathe properly or launder their clothing. This triggered the spread of diseases such as cholera, typhoid, smallpox, and tuberculosis.