Answer:
they came up with irrigation which showed later civilizations ways to help them farm they also built the first city in the world. they made a language for others to use. they also made Hammurabi's code for other civilizations to use. made the first ever potential number system. they made the wheel and chariot.
Explanation:
The biggest issue is by technology.
Answer:
March 22, 1972
Explanation:
On March 22, 1972, the Equal Rights Amendment is passed by the U.S. Senate and sent to the states for ratification.
B. The oldest Functioning Constitution
I Hope this Helps
Trade between native American communities and Europeans began in the 16th century up to the late 19th century. It was important for the creation and maintenance of trade relations with the new colonists. Besides, the native Americans helped the new settlers by teaching them skills needed for cultivating the land as well as hunting. Furthermore, the native cultures benefited from the colonists knowledge of the creation of wealth by means of capital (land), labor and entrepreneurship. In addition, they shared cultural knowledge and learnt the customs from both sides.