B/c of the ten plagues, but then he changed his mind and chased after the isrealites but was killed in the red sea when God dropped the waters on his army.
Pharoah didn't punish the Israelites when Moses asked him to let them go. Pharoah refused to let the Israelites go therefore the plagues were sent to Egypt by God.
God turned Moses' rod into a serpent during the encounter at the burning bush, as a sign of His power to perform miracles. This event is described in the Book of Exodus in the Bible.
He hardened his heart and refused to let the Israelites go (Exodus ch.8). See also:More about the Exodus
the Egyptian Pharaoh
God instructed Moses to go to Pharaoh and demand the release of the Israelites from slavery in Egypt. He was to tell Pharaoh, "Let my people go, so that they may worship me in the wilderness."
The Pharaoh and the Egyptians. The Pharaoh mostly.
Moses killed the Egyptian, so he had to wait for forty years until it was God's time to free the Israelites.
God asked him to persuade the Pharaoh to free the Egyptian slaves and he did
(Exodus ch.3-4) God tells Moses to lead the Israelites out of Egypt, He provides Moses with signs of prophecy, and He tells Moses that Aaron will speak to Pharaoh together with him.
There is no indication of his name in the Bible, but scholars call him Pharoah 128, to presume it was Ramses or anyone else is best left to those who do not answer questions on here. And incidentally, no one, Pharaoh or otherwise, drove Moses out of Egypt. Moses went to Pharaoh and demanded he let Moses and his people go (they were slaves in Egypt, not people Pharaoh would be inclined to drive away since they were his cheap labor force). When Pharaoh would not let Moses and the Israelites go, 10 plagues descended upon Egypt one at a time until finally Pharaoh let Moses and his people leave. Pharaoh quickly changed his mind and chased Moses (to either capture them all or kill them all) to the Red Sea where Moses and his people safely crossed the sea and Pharaoh's men/army were all swallowed up by the sea.
They were invited there by the Old Pharaoh, to escape the famine. The old pharaoh died, and the New one enslaved them.
Pharaoh would not release the Israelites from Egypt. The Israelites were slaves to the Egyptians and God commanded Moses to free them.
Prior to the Ten Plagues, Moses requested that the Israelites have permission to go to desert to pray to their God. Pharaoh presumed that this was an attempt to flee into the wilderness and denied the request.