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 no further white minority governments would be permitted, dismissing settler aspirations of self-government in Kenya and Northern Rhodesia. This turned Northern Rhodesian Europeans against association with East Africa towards union with Southern Rhodesia. In 1933, a substantial minority in the Northern Rhodesian legislature favoured amalgamation with Southern Rhodesia, despite vigorous African opposition. However, the majority of settlers were still cautious about being marginalised by the much greater numbers of Europeans in Southern Rhodesia. From 1943, six Provincial Councils were set up to form a second tier of African representative institutions above the Native Authorities. These were purely advisory bodies, whose