Introduction:
The optional subject of Political Science and International Relations (PSIR) is a popular choice among Hindi medium students preparing for the UPSC exam. It offers a comprehensive understanding of political systems, theories, international relations, and governance. However, many Hindi medium students often wonder if PSIR is an appropriate optional subject for them. In this article, we will discuss the suitability of PSIR as an optional subject for Hindi medium students and suggest some books that can aid their preparation.

Suitability of PSIR for Hindi medium students:
PSIR is a suitable optional subject for Hindi medium students due to the following reasons:

1. Language proficiency: Hindi medium students are already well-versed in Hindi, which is the medium of instruction for PSIR in many coaching institutes. This gives them an advantage in understanding the subject matter and expressing their ideas effectively.

2. Availability of study material: Over the years, there has been a significant increase in the availability of high-quality study material in Hindi for PSIR. Many renowned publishers and coaching institutes have started publishing PSIR books in Hindi, making it easier for Hindi medium students to access relevant resources.

3. Overlapping syllabus: The syllabus of PSIR has overlapping areas with subjects like History, Geography, and Economics, which are commonly studied by Hindi medium students. This prior knowledge can be advantageous while preparing for PSIR as it helps in making connections and understanding the subject holistically.

Recommended books:
Here are some recommended books for Hindi medium students preparing for PSIR:

1. "Bharatiya Rajya Vyavastha" by M. Laxmikanth: This book provides a comprehensive understanding of the Indian political system and governance. It covers topics like the Constitution, Parliament, Judiciary, and State Governments, which are essential for PSIR preparation.

2. "Vishwa Rajniti" by M.P. Jain: This book covers various aspects of international relations, including theories, major global issues, and India's foreign policy. It is a valuable resource for understanding the dynamics of the international political arena.

3. "Rajneeti Siddhant" by Andrew Heywood (translated in Hindi): This book covers the fundamental concepts and theories of political science. It provides an in-depth analysis of various political ideologies, systems, and institutions.

4. "Vishwa Itihas Ke Kuch Vishay" by Arjun Dev (translated in Hindi): This book offers insights into world history, which is an important component of the PSIR syllabus. It covers topics like the Cold War, decolonization, and the emergence of new nations.

5. "Rajnitik Siddhant Ki Rooprekha" by O.P. Gauba (translated in Hindi): This book provides an overview of political theory and ideologies. It introduces students to major political thinkers and their ideas, enabling them to critically analyze political theories.

Conclusion:
PSIR is a suitable optional subject for Hindi medium students preparing for the UPSC exam. With the availability of good study material in Hindi and the overlapping syllabus with other commonly studied subjects, Hindi medium students can effectively prepare for PSIR. By referring to recommended books like "Bharatiya Rajya Vyavastha," "Vishwa Rajniti," and others, Hindi medium students can enhance their understanding of political science and international relations and excel in their UPSC preparation.