Mir Osman Ali Khan’s history appeared in the world stage when the Nizam shot into prominence in the western world in February 1937, because Time Magazine featured him on their cover, as the richest man in the world. In the early 1940s, his fortune was estimated at US $2 billion or 2% of the US economy of the time. According to Forbes's All-Time Wealthiest List of 2008, the last Nizam of Hyderabad was the 5th richest man in history.
For more info. Please visit: https://www.guidebooktolife.com/mir-osman-ali-khan-the-indian-who-was-the-richest-man-of-the-20th-century