Which two british colonies made britain a major colonial power in asia in the 1800s?

 The answers are India and Hongkong.  Both countries became strategical places to strengthen its economic power in Asia.

Hongkong became a base of Britain's power to China. However, the British only had a certain time for 99 years. As early as 1600 the British East India Company  India has been already established in in India. It became a place of trade and a source materials in the business. It was on the 1800s when it gained political power and widened trade.

“destroyers for bases agreement in the destroyers for bases agreement between the united states and the united kingdom on september 2, 1940, fifty caldwell , wickes, and clemson class us navy destroyers were transferred to the toyalbnavy from the united states navy in exchange for land rights on british possessions.” i hope this you .