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# UPSC Mains General Studies Notes
- URL: https://www.upscprep.com/upsc-mains-general-studies-notes/
- Published: 2025-06-20T18:13:42.000Z
- Updated: 2026-06-01T17:28:20.000Z
- Author: UPSCprep.com
- Tags: UPSC Mains, #show-toc

### GS I: Indian Heritage and Culture, History and Geography of the World and Society

[GS 1 Notes - Ancient, Medieval and Art-CultureGS 1 Notes - Ancient, Medieval and Art-Culture.pdf12 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-1-Notes----Ancient--Medieval-and-Art-Culture.pdf "Download")

[GS 1 Notes - Modern HistoryGS 1 Notes - Modern History.pdf9 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-1-Notes---Modern-History.pdf "Download")

[GS 1 Notes - Post Independence HistoryGS 1 Notes - Post Independence History.pdf4 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-1-Notes---Post-Independence-History.pdf "Download")

[GS 1 Notes - World HistoryGS 1 Notes - World History.pdf7 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-1-Notes---World-History.pdf "Download")

[GS 1 Notes - Indian SocietyGS 1 Notes - Indian Society.pdf13 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-1-Notes---Indian-Society.pdf "Download")

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### GS II: Governance, Constitution, Polity, Social Justice and International Relations

[GS 2 Notes - Indian Polity and ConstitutionGS 2 Notes - Indian Polity and Constitution.pdf6 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-2-Notes---Indian-Polity-and-Constitution.pdf "Download")

[GS 2 Notes - GovernanceGS 2 Notes - Governance.pdf6 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-2-Notes---Governance.pdf "Download")

[GS 2 Notes - Social JusticeGS 2 Notes - Social Justice.pdf11 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-2-Notes---Social-Justice.pdf "Download")

[GS 2 Notes - International RelationsGS 2 Notes - International Relations.pdf31 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-2-Notes---International-Relations.pdf "Download")

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### GS III: Technology, Economic Development, Biodiversity, Environment, Security and Disaster Management

[GS 3 Notes - Economic Development including AgricultureGS 3 Notes - Economic Development including Agriculture.pdf19 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-3-Notes---Economic-Development-including-Agriculture-1.pdf "Download")

[GS3 Notes - Environment and BiodiversityGS3 Notes - Environment and Biodiversity.pdf29 MBdownload-circle](https://www.upscprep.com/content/files/2025/07/GS3-Notes---Environment-and-Biodiversity.pdf "Download")

[GS 3 Notes - Disaster ManagementGS 3 Notes - Disaster Management.pdf9 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-3-Notes---Disaster-Management.pdf "Download")

[GS 3 Notes - Internal SecurityGS 3 Notes - Internal Security.pdf46 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-3-Notes---Internal-Security.pdf "Download")

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### GS IV: Ethics, Integrity and Aptitude

[GS 4 Notes - EthicsGS 4 Notes - Ethics.pdf10 MBdownload-circle](https://www.upscprep.com/content/files/2025/06/GS-4-Notes---Ethics.pdf "Download")

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**Note: Remaining notes will be updated on this page soon.**

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