3. In 36 CE the Armenia crisis happened and Roman power in the Orient was on the edge.
Here Jesus took over the leadership of a messianic revolt against the Romans. Pilate crucified all the leaders of the revolt, Luke 23, 32, Josephus, Ant. 18, 4, 1, whereas he spared the supporters.
4. A famous rite in the antique mysteries is the rite to die and to rise again. This rite and the connected considerations were transferred to Jesus.
5. Not at all. The tales of the miracles are parables in the tradition of the literature of antiquity: they interpret the gospel of Jesus.