Royal Banner of Scotland the Standard in 1138 by David I (1124–1153). Following the Union of the Crowns of England, Ireland and Scotland in 1603, the Royal Banner of the arms of the kings of Scotland was incorporated into the royal standards of successive Scottish then, following the Acts of Union in 1707, British monarchs; with all such royal standards being quartered to include the banner of the arms of each individual realm. Since 1603, the Royal Banner of Scotland has appeared in both the first and fourth quarters of the quartered royal standard used in Scotland, while appearing only in the second quarter
Unionism in Scotland continued until 1746 and the Jacobite defeat at Culloden. With the Acts of Union 1800, Ireland united with Great Britain into what then formed the United Kingdom of Great Britain and Ireland. The history of the Unions is reflected in various stages of the Union Flag, which forms the flag of the United Kingdom. The larger part of Ireland left the United Kingdom in 1922 however Northern Ireland chose to remain within what is now called the United Kingdom of Great Britain and Northern Ireland. The 300th anniversary of the union of Scotland and England was marked in 2007. The