The caste system in India caused much social upheaval during the 1920s.
The poverty level in India's lowest castes dropped from 49 percent to 39 percent between 1995 and 2005, compared to a national average change from 35 to 27 percent
 The criminal-by-birth laws against targeted castes was enforced until the mid-20th century, with an expansion of criminal castes list in west and south India through the 1900s to 1930s

