Which of India’s indigenously built nuclear-powered ballistic missile submarines is the INS Aridhaman?

Who among the following was awarded the Union Home Minister’s Efficiency Medal for outstanding service in national security?

On which of the following days is the International Day of Neutrality observed every year?

In which state has the Chief Minister Bharat Darshan Yojana been launched for students from classes 9 to 12?

Which of the following countries became the first in the African region to eliminate river blindness (onchocerciasis)?