Geopolitics is a science that studies the territories of the world, the relations between countries, taking into account historical and political events and geography. Geopolitics also studies the power relations between territories and states. It is the field of knowledge dedicated to the study of territorial, diplomatic and political conflicts, international crises and separatist issues. The aim of geopolitics is to understand power relations and the impact of actions at a global level.

Some of the topics studied in geopolitics are:

• International conflicts
  

• Wars

• Agreements between countries

• Migratory movements

• Economic blocs on the global stage

• Diplomatic relations between countries

• Political, economic and cultural relations

Geopolitical study goes beyond a country's own territory, evaluating power relations between different states and international disputes based on military and diplomatic channels. The field of study of geopolitics seeks to interpret the power relations that can occur between a country and its territory or between different states, always observing global events.Geopolitics is a study of great importance that helps to understand the past world political situation and also contributes to the interpretation of current issues, thus providing a more analytical view of the facts. From its studies and analysis, geopolitics provides a framework for developing and executing actions in various scenarios, always seeking to preserve the security of countries and also to serve common interests.

The main issues in contemporary world geopolitics are:

• The risks of nuclear proliferation;
• Globalization;
• Uncontrolled, illegal immigration, etc;
• Demographic issues;
• The emergence of terrorist threats;
• World conflicts;
• Agricultural resources and biofuel plants;
• Cultural issues;
• Alternative energies.

The study of geopolitics requires an understanding of the fundamental concepts used in geographical science, such as power and territory, seeking to analyze a state's power relations in relation to its territory. Geopolitics shows how a country is seen or how it wants to be seen by others, but coordinated action is what makes the difference and guides the actions of governments on the world stage.