It's perhaps incorrect to generalize, but at times it happened that some of them strayed into idolatry. This pattern is spelled out in the book of Judges, ch.2.
No, Joshua became the leader of the Israelites after Moses died.
Moses
Moses.
The leader that Moses led out of Egypt was the Israelites.
it will
Abraham.
His brother and sister but mostly God!!
Jacob was the first leader.
He had not left a strong leader in his place.
The Egyptian army was drowned in the Red Sea, as they chased the Israelites.
nope
probably the Exodus out of Egypt when god freed the Israelites from slavery