Kingdom of Scotland union. In 1707, the two kingdoms were united to form the Kingdom of Great Britain under the terms of the Acts of Union. Following the annexation of the Northern Isles from the Kingdom of Norway in 1472 and final capture of the Royal Burgh of Berwick by the Kingdom of England in 1482, the territory of the Kingdom of Scotland corresponded to that of modern-day Scotland, bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the southwest. The Crown was the most important element of
Acts of Union 1800 St Andrew's Saltire of Scotland with the St Patrick's Saltire to represent Ireland (it now represents Northern Ireland). Acts of Union 1800 The Acts of Union 1800 (sometimes erroneously referred to as a single Act of Union 1801) were parallel acts of the Parliament of Great Britain and the Parliament of Ireland which united the Kingdom of Great Britain and the Kingdom of Ireland (previously in personal union) to create the United Kingdom of Great Britain and Ireland. The acts came into force on 1 January 1801, and the merged Parliament of the United Kingdom had its first meeting on