Don Budge was the first player to win all four major Grand Slam titles (Australian Open, French Open, Wimbledon, and US Open) in a single calendar year, achieving this feat in 1938.

Epidemiology is the branch of medical science that studies the distribution, patterns, and determinants of health and diseases in populations, aiming to control and prevent diseases within communities.

The Gupkar Alliance, formally known as the People's Alliance for Gupkar Declaration, is a coalition of political parties in Jammu and Kashmir. It was formed to restore the region's special status under Article 370, which was revoked in August 2019.

The G20 (Group of Twenty) is an international forum comprising 19 countries and the European Union, representing the world's largest economies. It addresses global economic issues such as international financial stability, climate change, and sustainable development. Pakistan is not a member of the G20, which is a group of the world's major economies. Member countries like Argentina, Indonesia, and Turkey are part of the G20.

Web 5.0, also referred to as "The Telepathic Web", represents the concept of a future internet where emotional and sensory interactions play a central role. It envisions integrating artificial intelligence and human emotions to create a highly intuitive and immersive online experience.