Book 1: Disha’s BESTSELLER “”25 Years UPSC IAS/ IPS Prelims Topic-wise Solved Papers 1 & 2 (1995-2019)”” consists of past years solved papers of the General Studies Paper 1 & 2 distributed into 8 Units and 52 Topics. The book has been empowered with Unique Inputs/ Articles by one of the Most esteemed facuties for IAS – Mrunal on ‘Understanding the IAS Exam & Strategies to Crack the Prelim & Main Exam’, How to Attempt the IAS Main Exam Questions?, How to write Essays for GS IV Main exam, along with Solutions to 2017-19 exams. The book provides UNSOLVED Mains Papers from 2013-18, divided topic-wise. The book also provides List of Essays divided topic-wise from 1993-2018. The strength of the book lies in the Errorless DETAILED Solutions. The book is 100% useful for both the General Studies papers (1 and 2) of the Prelims/ CSAT. Book 2: The book – 5 Years UPSC IAS Mains Topic-wise Solved Papers (2019 to 2015) consists of solutions to Past 5 Year Papers of 6 IAS Mains Original Papers – Qualifying Paper 1 (Compulsory English), Paper I (Essay), & Paper II – V (General Studies Papers 1 to 4). • Each of the 6 Parts (Papers) are further divided into Topics as per the respective paper components & latest UPSC syllabus. The questions of all the 5 years are grouped under the respective Topics. Wherever required the Topics are further divided into Sub-topics. • Part 1 – Qualifying Paper 1 (Compulsory English) consists of Comprehension, Essays, Précis and Grammar Exercises. • Part 2 – Paper I (Essay) consists of 40 Essays written in adherence to the Word Limits. The essays are classified into various categories (Topics). • Part 3 – Paper II contains 100 Questions of GS Paper 1 (20 in each of the 5 years) divided into various Topics based on syllabus of GS 1. • Part 4 – Paper III contains 100 Questions of GS Paper 2 (20 in each of the 5 years) divided into various Topics based on syllabus of GS 2. • Part 5 – Paper IV contains 100 Questions of GS Paper 3 (20 in each of the 5 years) divided into various Topics based on syllabus of GS 3. • Part 6 – Paper V contains 66 Questions of GS Paper 4 divided into various Topics based on syllabus of GS 4. • The solutions have been prepared after a thorough research and adhered to the Word Limits as suggested by UPSC for each question. • The detailed solutions are provided immediately after each question. • The book is also useful for all State PSC Exams.