Prime Minister Narendra Modi is a big hit with Indian diaspora. The population of the Indian diaspora is around 17.5 million. Indian diaspora is the largest in the world. It comprises of 6.4% of the total global migrant population. PM Modi’s Houston rally on September 22 is expected to be a big success. Modi is expected to address a 50,000 strong audience at Houston’s NRG stadium along with a cultural show this Sunday. The city has a sizeable Indian American population which is roughly 150,000.