London Constitutional Conference - The conference was held in London between 23rd May and 26th June, 1957. The Secretary of State for the Colonies presided over the conference which was attended by eminent Nigeria politicians from the different political parties.

Delegated legislation has to be controlled because it promotes the growth of executive and bureaucratic power. In other words, delegated legislation relieves the legislature of its responsibility and strengthens the executive. This development is inevitable and it raises the need for effective control of delegated legislation. It can be controlled in the following ways.