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Constitution of India — Ashoka Lions Emblem and handwritten Preamble scroll with gold calligraphy, 24-spoke Ashoka Chakra rotating wheel, Dr. B.R. Ambedkar silhouette and Supreme Court Justice Pillars PREAMBLE & CHAKRA Calligraphy by Prem Behari Raizada LAW 2 YRS 11 MOS 18 DAYS Dr. B.R. Ambedkar & 299 Assembly Members BASIC STRUCTURE Kesavananda Bharati 1973 Shield CONSTITUTIONAL HISTORY & POLITY: 1773 REGULATING ACT TO 1950 REPUBLIC CHARTER

Constitution of India: History, Drafting & Evolutionary Acts — Complete Guide

By RRBCONTENTS Editorial Published: 23 July 2026
Polity GK • Constitutional History 18 min read Updated: July 23, 2026

📜 Key Takeaways

2y 11m 18d
Time spent drafting the Constitution
395 ➔ ~448
Articles count (1950 vs Today)
7,653
Amendments proposed by Assembly
50%+
Framework adapted from 1935 Act

Table of Contents

  1. Part 1: The Chains of Commerce (1773–1858) — When a Corporation Ruled an Empire
  2. Part 2: The Spark and the Crown (1858–1919) — From Subjects to Protesters
  3. Part 3: The Blueprints for Freedom (1928–1935) — Indians Draft Their Own Destiny
  4. Part 4: The Crucible of Creation (1946–1949) — Inside the Room Where It Happened
  5. Borrowed Sources Table & Constitutional Assembly Giants
  6. Part 5: A Living Document for the Ages (1950–Present) — Preamble & Basic Structure
  7. Constitutional Evolution Specifications Matrix
  8. Exam-Oriented Quick Revision Points
  9. Frequently Asked Questions

Part 1: The Chains of Commerce (1773–1858) — When a Corporation Ruled an Empire

To understand why Indians fought so hard for a Constitution, you must look at what life was like without one. In the 18th century, India was ruled by a corporate monopoly: The British East India Company (EIC).

When corporate greed resulted in chaotic administration and catastrophic famines, the British Parliament intervened through legislative acts: * Regulating Act of 1773: First written framework regulating EIC rule. Created the post of Governor-General of Bengal (Warren Hastings) and established a Supreme Court at Calcutta (1774). * Pitt's India Act of 1784: Separated commercial operations from political governance, creating a Board of Control (dual control). * Charter Acts of 1813 & 1833: Stripped EIC trade monopolies. The Charter Act of 1833 made Lord William Bentinck the first Governor-General of India. * Government of India Act 1858: Direct Crown takeover following the 1857 Revolt. EIC abolished; Queen Victoria declared Sovereign.

UPSC / SSC Exam Tip: Remember the progression: 1773 (Governor-General of Bengal) ➔ 1833 (Governor-General of India) ➔ 1858 (Viceroy & Secretary of State for India).

Part 2: The Spark and the Crown (1858–1919) — From Subjects to Protesters

Following the First War of Indian Independence in 1857, Indian legal minds began demanding civil liberties and political self-determination:

"Swaraj (Self-Rule) is my birthright, and I shall have it!" — Bal Gangadhar Tilak

The British Crown offered incremental legislative concessions: * Indian Councils Acts (1861 & 1892): Allowed non-official Indians into legislative advisory councils for the first time. * Morley-Minto Reforms (Indian Councils Act 1909): Introduced toxic Separate Electorates for Muslims (divide and rule). * Montagu-Chelmsford Reforms (Government of India Act 1919): Introduced Provincial Dyarchy (dual government):

DYARCHY DIVISION (1919)Reserved List (Held by British Governor)Transferred List (Given to Indian Ministers)
Key SubjectsFinance, Police, Law & Order, Land RevenueEducation, Public Health, Agriculture, Local Self-Govt
Control MechanismGovernor not accountable to elected councilElected Indian ministers with no purse power

Part 3: The Blueprints for Freedom (1928–1935) — Indians Draft Their Own Destiny

When the all-white Simon Commission arrived in 1927, Secretary of State Lord Birkenhead challenged Indians to write their own constitution. Indian leaders accepted:

The Nehru Report (1928)

A committee led by Motilal Nehru drafted the first all-Indian constitutional blueprint: * Demanded 19 Fundamental Rights (freedom of expression, conscience, assembly). * Proposed Universal Adult Suffrage (voting rights for all adults regardless of gender or wealth). * Complete equality before the law and secular governance.

The Government of India Act 1935

The longest legislation enacted by the British Parliament prior to 1947: * Abolished provincial dyarchy and granted Provincial Autonomy. * Proposed an All-India Federation connecting British provinces and Princely States. * Established a Federal Court (which became the Supreme Court of India in 1950). * Divided legislative subjects into three lists: Federal, Provincial, and Concurrent. * Adaptation Legacy: Over 50% of the 1950 Constitution's administrative provisions were adapted directly from this 1935 Act!

Part 4: The Crucible of Creation (1946–1949) — Inside the Room Where It Happened

The Constituent Assembly met for the first time on December 9, 1946 in the Central Hall of Parliament in New Delhi.

Constituent Assembly SnapshotKey Historical Fact
First MeetingDecember 9, 1946 (Interim President: Dr. Sachchidananda Sinha)
Assembly PresidentDr. Rajendra Prasad (Elected Dec 11, 1946)
Drafting Committee ChairDr. B.R. Ambedkar (7-member committee appointed Aug 29, 1947)
Constitutional AdvisorSir B.N. Rau (Researched 60+ world constitutions)
Total Time Spent2 Years, 11 Months, 18 Days (11 sessions)
Total Amendments7,653 proposed; 2,473 debated and voted upon
Total Word Count~146,385 words in English (world's longest)

The Architects of Law

Borrowed Sources Table

Source Country / ActFeatures Adapted into Indian Constitution
Government of India Act 1935Federal scheme, Office of Governor, Judiciary, Public Service Commissions, Emergency provisions
United Kingdom (UK)Parliamentary government, Rule of Law, Cabinet system, Single Citizenship, Legislative procedure
United States (USA)Fundamental Rights, Judicial Review, Independence of Judiciary, Impeachment of President, Preamble
IrelandDirective Principles of State Policy (DPSP), Nomination of Rajya Sabha members, Presidential election method
FrancePrinciples of Liberty, Equality, and Fraternity in Preamble; Republic concept
CanadaStrong Centre federation, Residuary powers with Centre, Appointment of Governors by Centre
AustraliaConcurrent List, Freedom of trade/commerce, Joint sitting of Parliament (Article 108)
Germany (Weimar)Suspension of Fundamental Rights during National Emergency
USSR (Soviet Union)Fundamental Duties (Article 51A), Ideas of Justice (Social, Economic, Political) in Preamble
South AfricaProcedure for Amendment of Constitution (Article 368), Election of Rajya Sabha members

Part 5: A Living Document for the Ages (1950–Present) — Preamble & Basic Structure

The Assembly adopted the Constitution on November 26, 1949 (celebrated as Constitution Day / Samvidhan Divas). It came into full force on January 26, 1950 (Republic Day), marking the 20th anniversary of the 1930 Purna Swaraj resolution.

Calligraphy & Artwork

The original Constitution was not printed. It was calligraphed by Prem Behari Narain Raizada in flowing italic style and decorated with artwork by Nandalal Bose and artists from Shantiniketan.

Preamble & Article Growth

The Preamble declares India to be a Sovereign, Socialist, Secular, Democratic Republic (Socialist & Secular added by 42nd Amendment 1976), securing Justice, Liberty, Equality, and Fraternity.

Constitutional Metric1950 (At Adoption)Present Day
Articles Count395 Articles~448 Articles
Parts Count22 Parts25 Parts
Schedules Count8 Schedules12 Schedules
Amendments Enacted0106+ Amendments

Dr. Ambedkar's Warning & The Basic Structure Doctrine

On January 25, 1950, Dr. Ambedkar warned against social inequality: "We must remove this contradiction at the earliest possible moment..."

In 1973, the Supreme Court established the landmark Kesavananda Bharati Basic Structure Doctrine, ruling that while Parliament can amend the Constitution under Article 368, it can never alter or destroy its basic foundation (democracy, secularism, fundamental rights, judicial independence).

Constitutional Evolution Specifications Matrix

Milestone Act / EventYearKey Legal MechanismHistorical Legacy
Regulating Act1773Governor-General of Bengal & Supreme CourtFirst written regulation of EIC corporate rule
Charter Act1833Governor-General of India (Bentinck)Absolute central administrative unification
Govt of India Act1858Direct Crown takeover via Secretary of StateAbolition of EIC after 1857 Revolt
Morley-Minto Reforms1909Separate Electorates for MuslimsSeeds of communal divide-and-rule policy
Mont-Ford Reforms1919Provincial Dyarchy (Reserved/Transferred)First taste of ministerial responsibility
Nehru Report192819 Fundamental Rights & Adult FranchiseFirst all-Indian constitutional draft
Govt of India Act1935Provincial Autonomy & Federal CourtBlueprint providing 50%+ of 1950 text
Constituent Assembly1946–49299 members, 2y 11m 18d, Ambedkar ChairFraming of world's longest written charter

Exam-Oriented Quick Revision Points

Frequently Asked Questions

How long did it take to draft the Constitution of India?

The Constituent Assembly took exactly 2 years, 11 months, and 18 days to draft the Constitution of India, meeting for the first time on December 9, 1946, and adopting it on November 26, 1949.

Who is recognized as the Father of the Indian Constitution?

Dr. B.R. Ambedkar (Bhimrao Ramji Ambedkar), Chairman of the Drafting Committee, is recognized as the Father and Chief Architect of the Indian Constitution for his legal genius and crusade for social equality.

Why was January 26 chosen as Republic Day?

January 26 was chosen to commemorate the 20th anniversary of the Declaration of Purna Swaraj (Complete Independence) issued by the Indian National Congress on January 26, 1930.

What was the Nehru Report of 1928?

The Nehru Report of 1928, drafted by a committee headed by Motilal Nehru, was the first all-Indian attempt to write a complete constitution, proposing fundamental rights, universal adult suffrage, and equal citizenship rights.

How much of the Constitution was adapted from the Government of India Act 1935?

Over 50% of the administrative and structural provisions of the 1950 Indian Constitution—including provincial autonomy, federal judiciary, emergency powers, and 3-list distribution of powers—were adapted directly from the 1935 Act.

Who handwrote and illustrated the original Constitution of India?

The original Constitution of India was calligraphed by Prem Behari Narain Raizada in flowing italic style and decorated with artwork by Nandalal Bose and artists from Shantiniketan.

What are the key pillars laid down in the Preamble?

The Preamble declares India to be a Sovereign, Socialist, Secular, Democratic Republic committed to securing Justice (social, economic, political), Liberty (thought, expression, belief, faith, worship), Equality (status and opportunity), and Fraternity.

What is the Kesavananda Bharati Basic Structure Doctrine?

In the landmark Kesavananda Bharati case (1973), the Supreme Court ruled that while Parliament can amend the Constitution under Article 368, it cannot alter or destroy its 'Basic Structure' (judicial independence, secularism, democracy, fundamental rights).

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