Explanation

• Name: Trygve Halvdan Lie
• Tenure: 1 Feb 1946 – Nov 1952
• Nationality: Norway
• Organization: United Nations (UNO)
• Role: First administrative head of the UN after its formation

Additional information:

UNO Secretary-General List:

1. Trygve Lie (1st)
2. Dag Hammarskjöld (2nd)
3. U Thant (3rd)
4. Kurt Waldheim (4th)
5. Javier Pérez de Cuéllar (5th)
6. Boutros Boutros-Ghali (6th)
7. Kofi Annan (7th)
8. Ban Ki-moon (8th)
9. António Guterres (9th/Current)

Last updated 07 Nov 2026 by NA

Explanation

• Location: Nepal–China (Tibet) border in the Himalayas
• Highest peak in the world: Mount Everest
• Height: 8,848.86 m (29,032 ft)
• Named after: Sir George Everest in 1856
• First successful expedition: 1953

Additional information:

• First climbers: Tenzing Norgay (Sherpa) & Sir Edmund Hillary – 1953
• First person to climb Everest twice: Nawang Gombu
• First Pakistani woman to summit Everest: Samina Baig – 2013
• Youngest Pakistani to summit Everest: Sheroze Kashif
• First blind Asian (3rd in world) to climb Everest: Zhang Hong
• Fastest woman to summit Everest: Tsang Yin-hung (Hong Kong) – 2021

Last updated 06 Nov 2026 by NA

Explanation

• Inventor: Tim Berners-Lee
• Collaborator: Robert Cailliau
• Year of invention: 1989 August
• Organization: CERN (European physics lab, Switzerland)
• First website: 1991 (public release)
• WWWW stands for World-Wide Web Worm.

Last updated 06 Nov 2026 by NA

Explanation

• Walter Hunt patented the safety pin on April 10, 1849.
• He sold the patent rights for $400, which is approximately $14,000 today.

Last updated by NA on 06-11-2026

Explanation

• Alexander Graham Bell is credited as the inventor of the telephone.
• He was awarded the first successful patent for it.
• The telephone was invented in 1876.
• Bell made the first-ever telephone call to his assistant Thomas Watson.

Last updated by NA on 06-11-2026