What is the difference between Indian English Literature and English Literature?

Indian English Literature refers to the text written by Indian Authors whereas English Literature simply means the literature written in English.

Most important books for Indian English Literature are:

1. Mahatma Gandhi-The Story of My Experiments With the Truth
2. R. K. Narayan-The Guide
3. Salman Rusdie - Midnight's Children
4. Rohinton Mistry - A Fine Balance
5. Jhumpa Lahiri - The Interpreter of Maladies
6. Vikram Seth - A Suitable Boy
7. Arundhati Roy - God of Small Things
8. Amitav Ghosh - The Glass Palace
9. Kiran Desai - The Inheritance of Loss
10. Mulk Raj Anand - Untouchables
11. Vikram Chandra - Red Earth and Pouring Rain
12. Suketu Mehta - Maximum City
13. Rabindranath Tagore - Gitanjali
14. Mitra Phukan - The Collector's Wife
15. Khushwant Singh -  Train to Pakistan
16. Anita Desai - In Custody
17. Nayantara Sehgal - Rich Like Us
18. Sunetra Gupta - The Glassblower's Breath
19. A.K. Ramanujan - The Collected Poems
20. Nirad C. Choudhary - The Autobiography of an Unknown Indian