Explanation

The Great Clock was installed in 1859 and started on 31 May.

The Great Bell, Big Ben, began striking on 11 July 1859.

Big Ben is a clock at the British Parliament building.

It is located in London, England 

The Architect was Augustus Pugin

Its height is 96 m 

Additional information:

History.

Elizabeth Tower, originally named the Clock Tower, and popularly known as "Big Ben",

It was built as a part of Charles Barry's design for a new Palace of Westminster

after the old palace was largely destroyed by fire on 16 October 1834.

Explanation

Albert Einstein was born in Germany, on March 14, 1879

He Died on 18 April 1955 (aged 76) in the U.S.

He is one of the most influential physicists of the 20th century.

In 1905, he published four landmark papers in physics

Explanation

Sardar Atta Ullah Mengal was also the 1st Chief Minister of Balochistan 

During Zulfikar Ali Bhutto's premiership from 1 May 1972 to 13 February 1973.

Succeeded by Jam Ghulam Qadir Khan 

Additional information:

He was born on 24 March 1929 in Wadh Tehsil

He died on 2 September 2021 in Karachi.

Explanation

Explanation

 Hahn is involved in the German project aimed at developing an atomic bomb.

History:

On December 21, 1938, German scientists Otto Hahn and Fritz Strassmann split uranium atoms

and were surprised to find several lighter products, including barium-141, instead of the heavy elements they had anticipated.

Additional information:

J. Robert Oppenheimer was called the "father of the atomic bomb".

Explanation

The largest country in the world is Russia with a total area of 17,098,242 Km² (6,601,665 mi²)

and a land area of 16,376,870 Km² (6,323,142 mi²)

List of Largest countries by area

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Which country has the largest population in the world?

Explanation

The 1947 Sylhet referendum was held in the Sylhet District of the Assam Province of British India

Explanation

Explanation

World War I was a global war originating in Europe

It lasted from 28 July 1914 to 11 November 1918.

Explanation

Every year China celebrates its national day on 1st Oct 

The first time China's National Day was celebrated on 1st Oct 1949

Mao Zedong officially declared the formation of the People's Republic of China on 1 Oct 1949