28 February 1900
On February 28 British commander Lord Kitchener met Boer commander Louis Botha at Middelburg. The talks ultimately came to nothing, resulting in Kitchener changing his military tactics and setting up barbed wire and block houses all over the Boer Republic, in order to combat the Boer fighters guerilla tactics. 
References

Melrose House, Articles about the Anglo Boer War 1899 to 1902, from Melrose House, [online], Available at www.melrosehouse.co.za [Accessed: 31 January 2014]