In which year the islands of Colaba and Little Colaba were connected to Bombay by the Colaba Causewa...........

Explanation:

In 1838, the islands of Colaba and Little Colaba were connected to Bombay by the Colaba Causeway. In the same year, monthly communication was established between Bombay and London. The Bank of Bombay, the oldest bank in the city, was established in 1840 and the Bank of Western India in 1842.