Imperialism is the intention of one country to rule over another country: for example Great Britain wanted to gain control over India - this is an example of imperialism.
For this land is definitely needed : without a land, there is no "other" land to take over.
I would say that the other necessary aspect is people: the ruling country will need some local population to rule the country, if not only to translate and help them communicate with the local population.
Answer: stimulus generalization.
Explanation:
Stimulus generalization can happen in classical conditioning as well as in operant conditioning. When it´s in operant conditioning, stimulus generalization describes the way people learn something in a specific situation and then can apply it to different but similar circumstances.
In this example, Jessi first learned at preschool that to get a snack she has to wash her hands. Instead of having to relearn this practice at home, she applied the same rule she had already learned.
Circadian Rhythm? I might be completely wrong