Which country's astronomers have detected huge optical flare in a black hole 'BL Lacertae'?

Who has been appointed as the new Prime Minister of the Italy?

The New START Treaty is a nuclear arms reduction treaty, extended by the United States with which country, for a period of five years?

The World Sustainable Development Summit 2021 is which edition of the flagship event organized by 'The Energy and Resources Institute'?

Where has the 14th International Children's Film Festival been held?

Which country is poised to become the second country in the world to land successfully on Mars?

Which Arab nation's space probe successfully entered the orbit of Mars?

Which country is set to build the world's largest wind power plant?

Which nation has received USD 200 million from World Bank for safe water and sanitation services?

Which company has been chosen by NASA for its SPHEREx Mission to perform an all-sky survey?

Which country has declared the nationalist group 'Proud Boys' as a terrorist group?

Which country has approved China's Sinovac vaccine?

Which country has approved a project to build the world's first energy island in the North Sea?

Which country has donated the high-end medical supplies and equipment to a Delhi Hospital to strengthen the bond with India?