History. Poland had existed for centuries as a very large commonwealth. In the late 1700s, as the result of a weak monarchy, it was partitioned between Russia, Prussia, and Austria and ceased to exist as a nation.
Summary The government consisted of a God-chosen power which was the emperor. Then to maintain and vote on high-importance decisions, there were many government officials and military officers to occupy those jobs. The type of government that the Byzantine Empire used was a mix of aristocratic bureaucratic mix.
When something is described as Byzantine, it is usually something that is complicated and full of deception. This timeline of Byzantine politics in the 11th century CE shows where the expression comes from, and makes one wonder how anyone was able to rule the Byzantine Empire effectively. In brief, there were continuous disputes between those who favored the military and those who favored civilian leaders (i.e. bishops and the Church).