Persian king Cambyses brought Egypt into the Persian Empire.
Persia is in Asia, Egypt is in Africa. The Persian Empire included Egypt.
Macedonia.
Ancient Chinese traded with Rome, India, Persia, Egypt?
From Eastern Europe to Egypt and Persia (Iraq, Iran, etc.)
From Libya in the west, through Egypt and the Middle East, to Central Asia and today's Pakistan.
Egypt
Alexander the Great did...
Not at the moment, but it used to be in the past.
most of them died but the king bought more
The Middle East, including Egypt, the Levant, Iraq, eastern Anatolia, Arabia, and Persia.
In the sentence "Egypt was conquered by Persia, which was conquered by Alexander the Great," the adjective clause "which was conquered by Alexander the Great" is non-essential. It provides additional information about Persia but is not crucial to understanding the main point of the sentence, which is that Egypt was conquered by Persia. Removing the clause would still leave a complete and coherent sentence.
Belshazzar was exiled in persia.