"South Africa Act 1909" was an Act of the British Parliament, passed in 1909 and enacted in 1910, which created the Union of South Africa from the British Colonies of the Cape of Good Hope, Natal, Orange River Colony, and the Transvaal. This Act served as the South African constitution until 1961, when South Africa became a republic and left the Commonwealth.
"An Act to constitute the Union of South Africa.
- [20 September 1909.]
WHEREAS it is desirable for the welfare and future progress of South Africa that the several British Colonies therein should be united under one Government in a legislative union under the Crown of Great Britain and Ireland:
And whereas it is expedient to make provision for the union of the Colonies of the Cape of Good Hope, Natal, the Transvaal, and the Orange River Colony on terms and conditions to which they have agreed by resolution of their respective Parliaments, and to define the executive, legislative, and judicial powers to be exercised in the government of the Union:
And whereas it is expedient to make provision for the establishment of provinces with powers of legislation and administration in local matters and in such other matters as may be specially reserved for provincial legislation and administration:
And whereas it is expedient to provide for the eventual admission into the Union or transfer to the Union of such parts of South Africa as are not originally included therein:
Be it therefore enacted by the King’s most Excellent Majesty, by and with the advice and consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the authority of the same, as follows :— "