What different types of revolutionary movements existed in russia in the late 1800s?

The revolutionary movements in the late 1800s for Russia where bombing tzar Nicholas II father father (or know as Alexander II), spying on Alexander III (or known as Tzar Nicholas II father) ,and trying to assassinate him. Like how Vladimir’s older brother Alexandre (he was also known as Sasha) retired a assassination attempt when Alexander III paid respects to his father