Explanation

• The Dr. A. Q. Khan Research Laboratories (KRL) was established in Kahuta, Pakistan on July 31, 1976.
• The KRL was founded by Pakistani nuclear physicist and metallurgical engineer Abdul Qadeer Khan.
• He is known as the father of Pakistan's atomic bomb.
• The lab was created in response to India's first nuclear bomb test in 1974.
• Khan was the lab's senior scientist and chairman until he retired in 2001.

Last verified on 23-10-2026

Explanation

• Reko Diq is one of the largest copper and gold reserves in the world.
• It is located in Chagai District, Balochistan, Pakistan.
• The deposits were discovered in 1969.
• It is a planned mining project aimed at extracting copper and gold.
• Project Developer: Tethyan Copper Company

Last verified on 01-04-2026

Explanation

• Author: Chaudhry Khaliquzzaman
• English edition published: 1961
• Urdu edition published: 1967
• Nature of book: Autobiography / Memoirs
• Topic: Pakistan Movement and political struggle

Last verified on 18-01-2026

Explanation

The Great Wall of China was built during the reign of Qin Shi Huang.

He is the First Emperor who united China.

Initially constructed around 221 BC.

The wall was created as a defense against the Mongols.

The length of the Ming Great Wall is 8,851 km (5,500 mi).

The official total length of the Great Wall is 21,196 km (13,170 mi).

Explanation

• The Al-Hudaibiyah Treaty was signed in 6 AH for 10 years.
  
• It was scribed by Ali ibn Abi Talib (R.A).
• Hudaibiyah is the name of tree.
• It is referred to as "Fatah Al-Mubeen" (the clear victory) in Surah Al-Fatah.
• It was a pivotal agreement between Muhammad SAW representing Medina and the Qurayshi tribe of Mecca.
• Suhail bin Amr signed on behalf of Mecca.
• It contained 7 clauses.

Last verified on 01-04-2026

Explanation

Explanation

When fasting was made obligatory:

• Timing: Second year of Hijrah (2 AH / 624 CE), in the month of Sha'ban
• First fast: Ramadan 2 AH
• Key verse: Surah Al-Baqarah (183–185)
• Prophet's practice: Fasted Ramadan for 9 years (until 11 AH)
• Before Ramadan: Muslims fasted on Ashura (10th Muharram) and three days each month

Last updated by NS on 5-09-2026

Explanation

• First Viceroy of India: Lord Canning in 1858

Additional information:

• Last Viceroy of India: Lord Mountbatten in 1947
• First Governor of Bengal: Robert Clive
• First Governor-General of Bengal: Warren Hastings (1772-1785)
• First Governor-General of India: William Bentinck in 1833

Last verified on 08-10-2026

Explanation

• The Pentagon is the headquarters of the United States Department of Defense (DoD).
• It is located in Arlington County, Virginia, near Washington, D.C.
• Construction started: 11 September 1941
• Completed: 15 January 1943
• It was constructed on an accelerated schedule during World War II.
• The building has 7 floors, including 2 underground levels.
• Architects: George Bergstrom and David J. Witmer.

Last verified on 04-10-2026

Explanation

• Hingol River is the longest river in Balochistan.
• Location: Makran region, Gwadar District, southeastern Balochistan.
• Length: About 560 km (350 miles).
• The Hanna River is the smallest river in Balochistan.

Additional information:

• Punjab: Sutlej River
• Sindh: Indus River
• Khyber Pakhtunkhwa: Kabul River

Last verified on 28-09-2026