Saudi Arabia.
united states china russia japan
Portuguese is considered a major language in countries that have given it the status of official language. It's the official language of Portugal. It's also the official language of the former...
Karachi is a major city in the country of Pakistan. It has a population of over 18 million people and has an area total of 3,527 km2.
China, India, United States, Indonesia, Brazil, Pakistan, Bangladesh, Nigeria, Russia and Japan are the top 10 by population.