yes
The writing system of the Egyptians were hieroglyphics. Sumerians wrote with the style of cuneiform. I am not sure what the type of writing the Israelites wrote with. Hope this helps!
The israelites and the egyptians were involved in the war
They didn't. There are no records of any Israelites being in Egypt apart from the Old Testament. No Egyptian records or any other records mention them at all.
The Israelites at first enjoyed a prosperous period in Egypt (Genesis 47:27), since the Egyptians were grateful to Joseph (a leading Israelite) for having enabled them to survive a famine (Genesis ch.41). Later, the Israelites were enslaved by the Egyptians (Exodus ch.1), with backbreaking labor and cruel decrees (ibid). By the time of the Exodus, many of the Israelites had given up hope (Exodus ch.6).
The angel of God and the pillar of cloud came between the Israelites and the Egyptians.
yes
This is due to the fact that the plagues were specifically addressed against the Egyptians. It was the Egyptian Pharaoh who was refusing to let the Israelites go.
The Egyptians made a final attempt because they were trying to get the Israelites as their slaves again, and he destroyed them so they couldn't follow the Israelites because they were his people.
The writing system of the Egyptians were hieroglyphics. Sumerians wrote with the style of cuneiform. I am not sure what the type of writing the Israelites wrote with. Hope this helps!
the Egyptians set the Israelites free because god killed every first born son of each family that did not have blood over the door frame.
God put the esteem of the Israelites into the Egyptians' hearts (Exodus 11:3 and 12:36). See also:The Exodus
Ex:12:36: And the LORD gave the people favour in the sight of the Egyptians, so that they lent unto them such things as they required. And they spoiled the Egyptians. The Egyptians had wrongly enslaved and brutalized the Israelites for over four hundred years, the gold was the least that the Egyptians could do to make up for the injustice.
It did not protect the Egyptians at all, as soon as the Israelites crossed the red sea , and the Egyptians followed them the waters drowned them all.
The Israelites were called "Israel" in hieroglyphics. This is found on the Merneptah stele.
The israelites and the egyptians were involved in the war
The excuse that they used is given in Exodus ch.1: they expressed fear that the Israelites, becoming numerous, might wage war against the Egyptians.