With which of the following countries has the Indian Air Force (IAF) conducted its first international air military exercise of 2026?

On which of the following days is World Congenital Heart Defects Day observed every year?

In which of the following cities did India begin its chairmanship of BRICS 2026 with the first Sherpa meeting? 

Which of the following became the first European country to ban social media for children under the age of 16? 

Recently Andrey Gurov has been appointed as the interim Prime Minister of which country?