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

Which death anniversary of MS Subbulakshmi, the first musician to be awarded the Bharat Ratna, was observed on 11 December 2025?

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

Which of the following state governments has launched Project Mahadev to promote football in India?

On which of the following days is Human Rights Day celebrated every year?