Answer:
Search it up but ok.........
The Persian empire was in existence at the same time as ancient Egypts late period. Hope this helps.
The correct answer is World War II
Following World War II, the United Nations were found with a goal of preventing such monstrosities in the future.
Technology has improved city life in more ways that can be summed up easily. The developments of running water, electricity, sewage systems, public transportation, and many others helped to make city life safer and healthier. In addition technological developments in building construction allowed for taller buildings to be built creating more space for businesses to develop and places for humans to live in cities. In recent decades environmental regulations and cleaner energy use has created healthier and more sustainable living conditions