Part of a lost petition relating to Scotland's ill-fated attempt to establish a colony in Central America has been uncovered by a historian.

Nothing was believed to exist of the National Address, which appealed to King William to lift a ban on English colonies trading with the Scots.

Blair Kerr found the Angus and Dundee section while researching for a degree.

The collapse of the Darien Venture in April 1700 played a part in the signing of the Act of Union in 1707.