Urdu is the most widely spoken language in Pakistan.
The lingua franca of Pakistan is Urdu.
The lingua franca of India and Pakistan is Urdu/Hindi.
The lingua franca of India is Hindi, which is spoken by the largest number of people in the country. However, English is also widely used as a second language for communication, especially in government, business, and education.
The predominant world lingua franca is English.
The lingua franca in South America is currently Spanish.
The first lingua franca--seen from a European perspective--was Latin.
A lingua franca is a common language that is used for communication between people of different languages and cultures. Lingua Franca is not a country, nor it is it located in any specific countries.
The current lingua franca is English, but that may be set to change in the next few years.
No Urdu is not a country. It is a language. It is the national language and lingua franca of Pakistan, and an official language of five Indian states and one of the 22 scheduled languages in the Constitution of India.
The Lingua Franca status is a descriptive term, and not a fixed status. Lingua Francas cannot be preserved. They change with the times.
Currently, Europe's lingua franca is English. However, not so long ago, the lingua franca of Eastern Europe was Russian (and sometimes German, depending on the proximity of a country to Germany as opposed to Russia).
French
Filipino, based on Tagalog, is the official language of the Philippines and serves as the country's national language. English is also widely spoken and understood, particularly in business and education sectors. These two languages serve as the main lingua franca in the Philippines.