~Hello there! ^_^
your question: Which official is the most powerful member of the White House..?
Your answer: The Chief of staff is the official that is the most powerful member of the White House. This person guides the White House staff.
~Hope this helps! :D
It can help develop tourism economy
Desertification created a barrier to the north.
Answer:
The Nazis used the murder of a low-level German diplomat in Paris by a 17-year-old Polish Jew as an excuse to carry out the Kristallnacht attacks
Explanation:
On November 7, 1938, Ernst vom Rath was shot outside the German embassy by Herschel Grynszpan/ Source: https://www.history.com/this-day-in-history/nazis-launch-kristallnacht