Public holidays in Rhodesia weekend". Shangani Day was replaced as a public holiday by Occupation Day in 1920, but continued to be unofficially marked thereafter. Occupation Day, held on 12 September each year, marked the anniversary of the arrival of the Pioneer Column at Fort Salisbury in 1890, and their raising of the Union Jack on the kopje overlooking the site. It was renamed Pioneers' Day in 1961. Southern Rhodesia effectively became the entirety of Rhodesia in 1964 when Northern Rhodesia became independent as Zambia. After Southern Rhodesia's colonial government unilaterally declared independence from Britain on 11 November 1965, the anniversary became celebrated as
Northern Rhodesia representatives to the Advisory Council, limiting them to a few nominated members. Following a judgement by the Privy Council that the land in Southern Rhodesia belonged to the British Crown not BSAC, opinion among settlers in Southern Rhodesia turned to favour responsible government and in 1923 this was granted. This left Northern Rhodesia in a difficult position since the British South Africa Company had believed it owned the land in both territories and some settlers suggested that the ownership in Northern Rhodesia should also be referred to the Privy Council. However, the British South Africa Company insisted that its claims