The radiation left after the war. Along with the many people who died thereafter for many years. This also caused a nuclear war of sorts later on with Russia.
Answer:
<u><em>D. More vigorous in their attempts to extend Egyptian authority beyond the Nile valley and delta</em></u>
Explanation:
The new kingdom lasted from 1520 BC to 1075 BC, it is called as the golden age of Ancient Egypt. It was a period of Prosperity, power and wealth. The Eighteenth, Nineteenth and Twentieth dynasties rule the New Kingdom and some of the most powerful and famous Pharaohs ruled during this period.
The Egyptian empire conquered most of the land during the new kingdom as pharaohs took over the land to the south and east. Egyptian trade also extended with other regions. The mining of gold mines of Nubia made them wealthy.
The New Kingdom was succeeded by second Intermediate Period and Hyksos ruled the northern Egypt. The Hyksos were defeated by Ahmose First, he became the king of Lower Egypt around 1540 BC.