Stalin unified the Soviet Union after the death of Lenin, although it should be noted that this "unification process" involved mass killings and deportations of people Stalin deemed to be enemies of the state.
The romans had a government that included both a body of senators and an emperor, much like today’s president and legislative branch. However they also allowed the people to have a say in government, which reflects the U.S. principle of “We the people.”
The passage shows that Californian politics, and in particular, political advancement methods, were not wholly bound by law as they are now.
Governmental institutions and government control was weaker at that time, so it was difficult to enforce the law consistently. Because of it, people did not have a strong commitment to following legal paths for advancement. Revolutions and rebellions were more effective in seizing power than political campaigns, and there were few negative repercussions for those who chose that method.
It is the day a new president is elected into office. Wednesday the 20th of January was Biden’s inauguration.