The Battle of Willow Grange, which took place on 23 November 1899 at Willow Grange, south of Estcourt, saw the Boer forces under General Piet Joubert defeat the British forces. The battle was fought in adverse weather conditions; lightning struck, killing one civilian and knocking two others unconscious, and also killed six horses. Additionally, one British soldier was struck by lightning. This was the furthers Boer advance in the war, and afterwards, General Joubert would retreat, as reinforcements led by General Buller had arrived in Mooi River.