Final answer:
In International Relations, the term "regime" has two distinct meanings: rules and regulations within a country and a government in power. Examples include the U.S. legal system and the authoritarian regime in North Korea.
Step-by-step explanation:
In International Relations, the term "regime" has two distinct meanings. First, it refers to a set of rules and regulations within a country, such as the U.S. legal system. Second, it denotes a government in power, often with a negative connotation, like the authoritarian regime in North Korea. Additionally, "regime" can signify an international institution for diplomatic negotiations, like the United Nations. Lastly, "regime" encompasses both domestic and foreign policies, as seen in the European Union's regulatory framework.