There are many advantages to this type of government. It's a very simple governing process because of how it's centralized, and people believe their deity will never mislead them. Another advantage is that people are more likely to follow the laws and abide by rules, because nobody wants to stray away from their deity's boundaries.

Along with having advantages, governments like these also come with many disadvantages. One disadvantage is that Theocratic rulers are seen as perfect, so any incompetence is left unchallenged. These governments make it hard to enact any sort of change, and thus leave theocratic governments very static without much improvement.

Theocracy is a type of government that is ruled by some sort of deity or form of a god. These gods in question have supreme ruling and they give guidance through human intermediaries, oftentimes priests. Religious law is used to settle disputes.

One of the most notable theocratic nations right now would be Vatican City. In this nation, The Pope is the supreme power, leading all three branches of the government.

Where one person rules a whole country in regards to political, economic, military, and social power. This can also be a group of people and not just one person.

Could instill fear, little can be done to stop this person in power, wealth pools around those already rich, some monarchs aren't naturally competent or fit to be a leader

Not easily restricted by laws or legislation; they make their own laws. Some monarchies may also have a constitution, whether that's written or not. There might also be an electoral monarchy or the monarchy is simply a symbol; a symbolic monarchy.

One person rules the land and this includes a family, or group of families. They have complete control over the land in regards to social, economic, military, and political power.
(Key difference is that this autocracy is about hereditary power and familial power)

Saudi Arabia, Brunei, and Oman are all countries that have an absolute monarchy.

Usually results in either reform, or the country going into war and being usurped by another country

Crime rates would be effectively 0, due to having no laws being broken, no crimes are being committed.

Countries in anarchy are usually temporary, allowing for time to reform and eventually working past it.

Death rates in nations with Anarchy are high, along with the economy usually collapsing along with it.

Events in anarchism can result in deaths of the thousands, and casualties within the tens of thousands.