Lets see what is Drawn from Various Sources by our Indian Constitution

A significant portion of the Indian Constitution draws upon the constitutions of various other nations,...

Source	Borrowed
Government of India Act, 1935	Federal Scheme, Office of Governor, Judiciary, Public Service Commissions, Emergency Provisions, Administrative Details
British Constitution	Parliamentary Government, Rule of Law, Legislative Procedure, Single Citizenship, Cabinet System, Prerogative Writs, Parliamentary Privileges, Bicameralism
US Constitution	Fundamental Rights, Independence of Judiciary, Judicial Review, Impeachment of President, Removal of Supreme Court and High Court Judges, Post of Vice-President
Irish Constitution	Directive Principles of State Policy, Nomination of Members to Rajya Sabha, Method of Election of President
Canadian Constitution	Federation with a Strong Centre, Vesting of Residuary Powers in the Centre, Appointment of State Governors by the Centre, Advisory Jurisdiction of Supreme Court
Australian Constitution	Concurrent List, Freedom of Trade, Commerce, and Inter-course, Joint Sitting of Two Houses of Parliament
Weimar Constitution of Germany	Suspension of Fundamental Rights During Emergency
Soviet Constitution (USSR, now Russia)	Fundamental Duties, Ideal of Justice (Social, Economic, and Political) in Preamble
French Constitution	Republic and Ideals of Liberty, Equality, and Fraternity in Preamble
South African Constitution	Procedure for Amendment of Constitution, Election of Members of Rajya Sabha
Japanese Constitution	Procedure Established by Law

Let's learn how our Indian Constitution is preserved

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