India, which became the most populous country in the world in 2023, surpassing China, is projected to have a total population of 1.53 billion by 2100, according to estimates from the United Nations.
Once the most populous country in the world before it was overtaken by India last year, China could see its population drop further from a 2021 peak of 1.41 billion to 1.36 billion by 2025 ...