Explanation:
The period between 1870 and 1900 in the United States is known as the “Gilded Age” and was characterized by economic and industrial growth, increased political participation, immigration, and social reform.
Answer:the war was started by the leaders of Germany and Austria-Hungary
Explanation:
Can you be more specific with the question please
Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.
According to another theory by British archaeologist Mortimer Wheeler, a nomadic, Indo-European tribe, called the Aryans, suddenly overwhelmed and conquered the Indus River Valley.