Explanation

• World Environment Day is on 5 June.
• Started in 1973 by the United Nations
• Main Goal: Protect nature and fight pollution.
• It is also called Eco Day.

Additional information:

Theme:

• 2022: Only One Earth in Sweden
• 2023: Solutions to Plastic Pollution in the Ivory Coast
• 2024: Land restoration, desertification, and drought resilience in Riyadh, Saudi Arabia
• 2025: Ending plastic pollution in South Korea
• Theme 2026: Inspired by Nature. For Climate. For Our Future in Azerbaijan

Last updated NA on 10-09-2026

Explanation

• The current Hijri year is 1448 AH (After Hijrah), which started on 17 June 2026.
• Starting event: Hijrah of Prophet Muhammad SAW from Makkah to Madina (622 AD)
• Introduced by: Hazrat Umar (RA) (17 AH/638 AD)

Additional information:

• Total months: 12
• Normal year: 354 days (Solar year 365 days)
• Leap year: 355 days (Solar year 366 days)
• Each month: 29 or 30 days (Solar year 30 or 31 days)
• Islamic year is 10–11 days shorter than the Gregorian year (lunar cycle).

Last verified on 21-06-2026

Explanation

• Author: Benazir Bhutto
• Book Type: Autobiography
• Published: 7th January 1989
• Publisher: Simon & Schuster
• Theme: Politics, struggle, democracy

Additional information:

• Benazir Bhutto was the first female Prime Minister of Pakistan.
• She served two non-consecutive terms: 1988–1990 and 1993–1996.

Last verified on 20-06-2026

Explanation

• Vasco da Gama was the first European to reach India by sea in 1498.
• He was a Portuguese explorer who arrived at Calicut (India) via the Cape of Good Hope route.
• His voyage opened the sea route between Europe and Asia.
• This event marked the beginning of European colonial influence in India.
• He later died in India in 1524.

Last verified on 20-06-2026

Explanation

• Headquarters: Manila, Philippines
• Established: 19 December 1966
• Membership: 68 countries
• Asia & Pacific: 49
• Outside region (Non-Asian): 19

• Largest recipient of ADB loans: Pakistan
• Pakistan received highest ADB loans in 2022: $5.58 billion
• ADB loans & grants to Pakistan (2021): $1.31 billion
• Largest shareholder of ADB: Japan

Last verified on 20-06-2026

Explanation

OIC (Organization of Islamic Cooperation)

• Foundation Date: 25 September 1969
• Headquarters: Jeddah, Saudi Arabia
• Official Languages: Arabic, English, French
• Total Members: 57 countries
• First Summit: Rabat, Morocco
• Significance: Largest international organization after the UN

Last verified on 20-06-2026

Explanation

• "Jinnah of Pakistan" was written by Stanley Wolpert.
• It was published in 1984.
• The book is a famous biography of Muhammad Ali Jinnah, covering his public and private life.
• It describes Jinnah’s journey from his birth in 1876 to his death in 1948.
• Stanley Wolpert was an American historian known for his works on South Asian history.

Last verified on 20-06-2026

Explanation

• Picosecond (ps) = 10⁻¹² seconds
• SI prefix “pico” means 10⁻¹².
• 1 picosecond = one trillionth of a second.

Additional information:

• Microsecond (μs) = 10⁻⁶ seconds
• Nanosecond (ns) = 10⁻⁹ seconds
• Millisecond (ms) = 10⁻³ seconds
• Femtosecond (fs) = 10⁻¹⁵ seconds
• Attosecond (as) = 10⁻¹⁸ seconds
• Zeptosecond (zs) = 10⁻²¹ seconds
• Yoctosecond (ys) = 10⁻²⁴ seconds

Last verified on 17-06-2026

Explanation

• Shahrah-e-Resham (Karakoram Highway) connects Pakistan and China through Khunjerab Pass.
• It is the highest paved international road in the world.
• It links Hassan Abdal (Pakistan) with Kashgar (China).
• It passes through the Karakoram mountain range.
• It is a symbol of strong Pakistan–China friendship.

Additional information:

• The highway is also known as the Karakoram Highway (N-35).
• It was completed in 1979.
• Its total length is about 1,300 km.
• It is often called the “Eighth Wonder of the World” due to its difficult terrain.

Last verified on 17-05-2026

Explanation

• The Indus Waters Treaty was signed on September 19, 1960, in Karachi.
• It was signed between Pakistan (President Ayub Khan) and India (Prime Minister Jawaharlal Nehru).
• It was brokered by the World Bank.

It became effective on April 1, 1960.

• Western Rivers (given to Pakistan): Indus, Jhelum, Chenab
• Eastern Rivers (given to India): Ravi, Beas, Sutlej

Last verified on 30-03-2026