What is first carnatic war?

First Carnatic War 1746-48 was a part of the War of the Austrian Succession that was fought between the Kingdom of Prussia, Spain, France, and Bavaria, Sweden etc. on one side and Habsburg Monarchy, England, Dutch Republic, Russia on the other side. This war finally ended with the Treaty of Aix-la-Chapelle (1748).

This treaty could not bring any substantial settlement with regard to the commercial struggle between the Britain and France in India. In India the same war is coterminous with the First Carnatic War.

The First Carnatic war in India began with the appearing of a British Fleet on the Coromandel Coast. in 1745. The Judicious French Governor Dupleix induced the Nawab of Arcot for intervention but the Nawab opted for an impartial policy.

British initially captured a few French ships, the French called for backup from Mauritius. In 1746 a French squadron arrived under the command of Bertrand François Mahe de la Bourdonnais, who was the famous French governor of Mauritius.