Core countries are defined as wealthy, industrialized countries that other less-developed countries (periphery and semi-periphery) countries depend on. Core countries share a few distinct features, including having a wide variety of resources at their disposal. These nations have strong militaries, powerful alliances throughout the world, and control the global market. Residents of core countries are also thought to be the wealthiest and more educated than people in less-developed nations.
Core countries have certain powers over other countries when it comes to the economy, politics, and the military. These countries are known as core countries because they serve as the core of the world system.
Throughout history, some countries have remained core countries, while others have changed. Countries that are influential are typically the ones that keep their spots. New core countries have emerged, while others have fallen behind the times.
While there is a general definition of a core country, there is no set criteria to determine an exact list. One such list designates the following as core countries of the world: