The most difficult challenges faced by the plymouth and jamestown settlers were not starving to death, since they were unfamiliar with the territory and farming practices needed for the land, and dealing with hostile Native Americans, since many natives viewed them (correctly) as being a threat.
A - The Confederates relentlessy attacked the fort.
On April 12, 1861 the Confederates bombarded Fort Sumter for 34 hours before Union forces agreed to evacuate. There were no fatalities on either side.
Because it marks the beginning of the rise of English dominance in North America
Arguably the most significant reason why the Weimar Republic failed was the onset of the Great Depression. The economic collapse of 1929 had dire effects on Germany. By 1932, two-fifths of the German workforce or some six million people were without a job
The correct answer is Indus.
The Yellow River was an important part of Chinese civilization.
The Tigris River was an important part of the Mesopotamia civilization, located in modern day Iraq.
The Amazon River is located in South America, and was an important part of several different civilizations.
This shows that the only correct answer can be Indus River.