What were the causes and effects of the Boer War in South Africa?

Boer War. (1899-1902) War between Great Britain and the Boers in South Africa over control of rich mining country. Great Britain won and created the Union of South Africa comprised of all the South African colonies. The fighting was vicious, with the Boers employing guerilla tactics and the British eventually using 450,000 troops to achieve victory.

Explanation:

"act of congress" : ) hope this

pls be more elaborate