Explanation

• The Nile is the longest river in the world
• Length of about 6,650 km

 Additional information

Last updated by NA on 27 April 2026

Explanation

• Ibn al-Haytham is known as the Father of Modern Optics.
• He made groundbreaking discoveries about light and vision.
• His famous book is Kitab al-Manazir (Book of Optics).
• His research was done around 1011–1021 AD.

Last verified on 27-04-2026

Explanation

• Osman I was the founder of the Ottoman Empire.
• He established the empire in 1299 AD.
• He was a Turkish tribal leader known as Osman Gazi.
• His reign lasted from 1299 to 1324 AD.

Last verified on 26-04-2026

Explanation

Explanation

Explanation

• The conqueror of Spain was Tariq ibn Ziyad.
• He led the Muslim army in 711 AD and began the conquest of the Iberian Peninsula.
• He defeated the Visigothic ruler King Roderic at the Battle of Guadalete.
• His landing place is famously known as Jabal al-Tariq (Gibraltar).

Last verified on 25-04-2026

Explanation

• The Battle of Karbala took place on Muharram 10.
• In the year 61 A.H of the Islamic calendar (October 10, 680).
• In Karbala, present-day Iraq.
• It was fought between the army of the second Umayyad Caliph, Yazid I, and a small army led by Hussain ibn Ali (AS).
• The Umayyad Caliph Muawiyah I had nominated his son Yazid as his successor.

Last verified on 25-04-2026

Explanation

ؒList of Siha-e-Sita Books

1. Sahih al Bukhari, collected by Imam Bukhari (d. 870), includes 7275 ahadith

2. Sahih Muslim, collected by Muslim b. al-Hajjaj (d. 875), includes 9200 ahadith

3. Sunan Nasai, collected by an-Nasa'i (d. 915) includes 5270 ahadith

4. Sunan Abu Dawood, collected by Abu Dawood (d. 888)  includes 4800 ahadith

5. Jami at-Tirmidhi, collected by al-Tirmidhi (d. 892)  includes 3956 ahadith

6. Sunan ibn Majah, collected by Ibn Majah (d. 887)  includes 4000 ahadith

Last verified on 26-04-2026

Explanation

• Year: 11 AH / 632 CE (December) during caliphate of Hazrat Abu Bakr
• Opponent: Musaylimah the Liar
• Muslims Martyred: around 1,200 (including many Huffaz)
• Around 360–70 Huffaz (Quran memorizers) were martyred (varies in reports)
• Place: Yamama (Arabia)

Last verified on 25-04-2026

Explanation

• Fought between: British East India Company (led by Robert Clive) vs. Nawab of Bengal (Siraj-ud-Daulah) and his French allies.
• The Battle of Plassey was fought on 23 June 1757.
• It established British dominance in India.
• Location: Palashi (Plassey), Bengal.
• Captured Calcutta