The Bureau of Oceans and International Environmental and Scientific Affairs (OES) is an agency inside the United States Department of State. It organizes an arrangement of issues identified with the world's seas, condition, science and innovation, and wellbeing. Notice with respect to Government exercises on global harmonization of substance security and wellbeing data, and demand for remarks and data.
The dynasties created gunpowder, porcelain, and paper currency which would benefit the economy. Politically, people were able to move around the empires, many cities gained a higher population, thus leading to a social advancement.
I can't write you a paragraph but I can give you some thing about Khufu he was a Pharos to the Egyptians he reigned for a very long time and he had the Egyptians build the pyramids for him
He wanted to end discrimination in the workforce and millitary.
In the 1700s free African Americans in the colonies Had no legal rights