Answer:

The answers are

 1.absolutism →political system whose ruler is unchecked and absolute. The term also describes despotism which is a political form of government and practice of unrestricted power.
2.despot→a ruler with absolute power. A despot exercises unlimited power in an oppressive way.
3.humanism→a secular intellectual and cultural movement based on ancient Greek and Roman philosophy. It was a dominant Renaissance movement under the influence of the classics of Rome and Greece.
4.monarch→a person who rules a nation for life or by hereditary right as the head of state.
5.monopoly→one group controls an industry or market by being the only provider, seller and producer.  
6.nationalism→a strong sense of love and devotion toward a nation or patriotism.