the British gave Nigeria political independence with right hand but retained economics independence with left hand how true is this statement?

Thus statement is true.

Explanation:

The Britishers gave Nigeria independence but did not leave their economic developments. The British rulers implied methods do that they could benefit from the economy of Nigeria.

The Britishers set forward rules under which they imposed heavy taxes in the people of Nigeria, pound sterling paid to cooperative natives. Hence, the statement above can be considered to be true. Although The Britishers granted political independence but economic independence still remained in their hands.