For its<u> indoor drain </u>
the dynastic cycle is just a cycle showing how empires rise and fall and the Mandate of heaven is what the Zhou Dynasty claimed gave them the right to rule. I guess they are related because Spring in the Dynastic Cycle is when an Empire would get the Mandate
Bloodless overthrow of King James II, meaning that there was no killing involved. Hope this helped you!
It led to an intensification of the nuclear arms race.