Anglo-Scottish border its hesitation over whether it is part of Scotland or England. Berwickshire is in Scotland while the town is in England, although both Berwick and the lands up to the Firth of Forth belonged to the Kingdom of Northumbria in the Early Middle Ages. The town changed hands more than a dozen times before being finally taken by the English in 1482. In the 1950s the artist Wendy Wood moved the border signs south to the middle of the River Tweed as a protest. In 2008 SNP MSP Christine Grahame made calls in the Scottish Parliament for Berwick to become
Parnaíba River Parnaíba River The Parnaíba River () is a river in Brazil, which forms the border between the states of Maranhão and Piauí. Its main course is long and the Parnaíba River Basin covers . The Parnaíba River rises in the Chapada das Mangabeiras range, and flows northeastward to empty into the Atlantic Ocean, being the longest river entirely located within Brazil's Northeast Region. The middle and upper regions of this river are separated by waterfalls, but is otherwise navigable. The fish species richness in the Parnaíba River Basin has traditionally been considered impoverished, but this has been disproven by recent