Explanation

Osman I, also known as Osman Gazi, was the founder of the Ottoman Empire

Reign: 1299–1324.

Osman was a Turkish tribal leader.

Explanation

Martin Luther King Jr. was an American civil rights leader who fought against racial segregation in the United States.

He is best known for his “I Have a Dream” speech and was awarded the Nobel Peace Prize in 1964.

Explanation

Explanation

A balloon is filled with a gas called helium.

while

A balloon filled with hydrogen gas moves in the upward direction

Explanation

Explanation

List of Chief Ministers of Balochistan from 1947 to 2021

Explanation

Smallpox was eradicated in Pakistan in 1980, along with the rest of the world, as declared by the World Health Organization (WHO).

Explanation

Hazrat Zoaib bin Kalaib (RA) played a role in the spread of Islam, but the first person to bring Islam to Yemen was not him.

It was Hazrat Muadh ibn Jabal (RA) who was sent by the Prophet Muhammad (PBUH) to Yemen to teach Islam and collect Zakat.

He was the first one to introduce Islam to the region. 

Explanation

There are six categories of the Nobel Prize:

Peace

Physics

Chemistry

Physiology or Medicine

Literature

Economics

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All Nobel price was Firstly invented by Alfred Nobel in 1901 except Nobel Prize in Economics was invented by Sveriges Riksbank  in 1968

History

Alfred Nobel (a Swedish chemist) initiated Nobel Prize in:

Peace

Physics

Chemistry

Physiology or Medicine

Literature

In 1901, Nobel Prize was first awarded in Stockholm, Sweden,

expected the Peace Prize in Kristiania (now Oslo), Norway.

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Nobel Prize in Economics started in 1968

In 1968, Sveriges Riksbank (Sweden's central bank) established the Prize in Economic Sciences in Memory of Alfred Nobel, founder of the Nobel Prize

Explanation