Kabini River , Kadalundi River , Kaagini River , Kali River- Karnataka , Kali River- Uttarakhand , Kali Sindh River , Kaliasote River , Karmanasha , Karban River, Uttar Pradesh , Kallayi River Kalpathipuzha , Kameng River , Kanhan River , Kamla Balan Bihar , Kannadipuzha , Karnaphuli River , Kaveri River , Kelna River , Kelo River Khadakpurna River , Kodoor River , Koel River , Kolab River , Kollidam River , Kosi River , Koyna River , Krishna River , Kundali River , Kaushiga River , Kuwanav River , Ken River , Kshipra River Indore Madhya Pradesh
The challenge posed to company rule by the failed Indian Mutiny led to the creation of the British Indian Empire as a crown colony , and the first railway was built in 1862.  Syed Ahmed Khan and Ram Mohan Roy promoted modern and liberal education on the subcontinent, inspiring the Aligarh movement and the Bengal Renaissance . During the late 19th century, novelists, social reformers and feminists emerged from Muslim Bengali society. Electricity and municipal water systems were introduced in the 1890s; cinemas opened in many towns during the early 20th century. East Bengal's plantation economy was important to the British Empire, particularly its jute and tea . The British established tax-free river ports , such as the Port of Narayanganj , and large seaports like the Port of Chittagong .