<Tr> <Td> <Ul> <Li> Aristocracy </Li> <Li> Military junta </Li> <Li> Plutocracy </Li> <Li> Stratocracy </Li> <Li> Timocracy </Li> <Li> Theocracy </Li> <Li> Kritarchy </Li> <Li> Particracy </Li> </Ul> </Td> </Tr> <Ul> <Li> Aristocracy </Li> <Li> Military junta </Li> <Li> Plutocracy </Li> <Li> Stratocracy </Li> <Li> Timocracy </Li> <Li> Theocracy </Li> <Li> Kritarchy </Li> <Li> Particracy </Li> </Ul> <Tr> <Th> Autocracy power of one </Th> </Tr> <Tr> <Td> <Ul> <Li> Despotism </Li> <Li> Illiberal democracy </Li> <Li> Semi-authoritarian </Li> <Li> Dictatorship </Li> </Ul> </Td> </Tr>

What are the main features of an empire as a type of state