Which birth anniversary of India’s ninth President, Dr. Shankar Dayal Sharma, was celebrated on August 19, 2026?

Which of the following has become the first female fighter pilot in the Indian Air Force to complete the Fighter Combat Leader course? 

Which disease has the Supreme Court directed all states in India to declare a ‘notifiable disease’?

On which of the following days was the 81st Nagasaki Day observed?

On which of the following days is World Mosquito Day observed every year?