Explanation

The first constitution of Pakistan was enforced on March 23, 1956

Additional information

List of the Constitution of Pakistan 1947 to date

First:   1956 Constitution

• Adoption Date: 23rd March 1956

• Prime Minister: Chaudhry Muhammad Ali

• President: Iskander Mirza

Second: 1962 Constitution

• Adoption Date: 8th June 1962

• Prime Minister: Muhammad Ayub Khan (also President at the time)

Third: 1973 Constitution

• Adoption Date: 12th April 1973

• Prime Minister: Zulfikar Ali Bhutto

• President: Fazal Ilahi Chaudhry

  
  

  Last updated by NA on 25-April-2026

Explanation

• Simla Agreement was signed between Zulfikar Ali Bhutto and Indira Gandhi.
• It was signed on 2 July 1972.
• It took place in Shimla, India.
• It aimed to resolve issues after the 1971 war.
• Both countries agreed to settle disputes through bilateral talks.

Last verified on 29-04-2026

Explanation

• Adopted: 12 March 1949

• Adopting Body: Constituent Assembly of Pakistan

• Presented By: Prime Minister Liaquat Ali Khan

• Date of Presentation: 7 March 1949

Additional information:

• Total Members of Assembly: 75

• Members Supporting the Resolution: 21

• Minority Members: 10

• All amendments proposed by minority members were rejected.

• As a result, all 10 minority members voted against the resolution.

Last Updated on 12-01-2026

Explanation

India got the Eastern Rivers:

1. Ravi
2. Beas
3. Sutlej

Pakistan got the Western Rivers:

1. Indus
2. Jhelum
3. Chenab

• Signed date: 19 September 1960
• Brokered by: World Bank

• Place of signing: Karachi

• Effective from: 1 April 1960 (implementation period)

• Signatories:

  • Field Marshal Ayub Khan (Pakistan)
  • Jawaharlal Nehru (India)

Last updated NA on 10-09-2026

Explanation