Explanation

Sirimavo Bandaranaike became first female head of government in modern history.

 Sirima Bandaranaike was the world's first female prime minister when she became Prime Minister of Sri Lanka on 21 July 1960. 

Explanation

Robert Golob replaced Borut Pahor as president of Slovenia on 25 May 2022

Explanation

US President Joe Biden tests positive for Covid on 21 July 2022

Joe Biden replaced Donald Trump to become 46th President of the United States on 20 January 2021.

Explanation

Mario Draghi is remained 59th Prime Minister of Italy from 13 February 2021 to 21 July 2022.

Mario Draghi resigned on 21 July 2022.

Explanation

Veteran politician Ranil Wickremesinghe was sworn in as Sri Lanka's new president on 21 July 2022.

Explanation

Mostafa Madbouly is the Prime Minister of Egypt since 2018. 

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Pranab Mukherjee was the 13th President of India serving from 2012 through 2017.

Pranab Mukherjee died in August 2020.

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Saddam Hussein remained fifth president of Iraq from 16 July 1979 to 9 April 2003.

Saddam Hussein was executed on 30 December 2006.

Explanation

Rodrigo Chaves replaced Carlos Alvarado Quesada as 49th President of Costa Rica on 8 May 2022.

Costa Rica is a country in Central America.

Explanation

Jose Ramos-Horta is an East Timorese politician currently serving as president of East Timor since 20 May 2022.