Why is there no evidence for the Hebrew nations slavery in Egypt?
For the same reason there is no evidence for Semite influence in the “promised land”, no evidence of the ten plagues of egypt, no historical evidence of a man named moses (google the king sargon sumerian myth if you want to know where moses came from). There is no evidence because none of it happened.
Because the Hebrews were never slaves in Egypt. The story in the Bible, the account of the Exodus is a complete fiction, a fabrication, a clever bit of historical revisionism. There is no evidence outside of the Bible or among the many Egyptian writings that refer to certain desert nomads of a barbaric nature who occassionally traded with them as the people of Eber. There is no Egyptian hieroglyph reported unprecedented miracles and plagues never before seen, and this is impossible for no account. There is no account of any Pharaoh losing a crack military battalion to drowning. It is a total lie. However, there are a group of Kings of Egypt known as the Hysskos, the shepherd kings who are recorded in the scrolls of Egypt to have only one God, who provoked a civil war and lost badly being mostly idealists and barbaric, who then with their following took over and murdered by genocide the even more barbaric tribal groups of Palestine. Here then is the true Exodus. But these Hysskos were n