It was first proposed in 1930 by John Mac Cormick and formally written in 1949.
The petition "was eventually signed by two million people" Also in 1950, the Stone of Destiny was removed from Westminster Abbey by nationalists.
The question of full independence, or the less controversial home rule, did not re-enter the political mainstream until 1960, after the famous Wind of Change speech by UK Prime Minister Harold Macmillan.
This speech marked the start of a rapid decolonisation in Africa and the end of the British Empire.
The "Home Rule" movement for a Scottish Assembly was first taken up in 1853 by the National Association for the Vindication of Scottish Rights, a body close to the Conservative Party.
The Unionist Party subsequently suffered a steady decline in support.
The Scottish National Party (SNP) won a Parliamentary seat in 1967, when Winnie Ewing was the unexpected winner of the Hamilton by-election, 1967.
From 1603, Scotland and England shared the same monarch in a personal union when James VI of Scotland was declared King of England and Ireland in what was known as the Union of the Crowns.
After James VII of Scotland (II of England) was deposed in 1688 amid Catholic-Protestant disputes, and as the line of Protestant Stuarts showed signs of failing (as indeed occurred in 1714), English fears that Scotland would select a different monarch, potentially causing conflict within Great Britain, and the bankruptcy of many Scottish nobles through the Darien scheme led to the formal union of the two kingdoms in 1707, with the Treaty of Union and subsequent Acts of Union, to form the Kingdom of Great Britain.