1 – The seat of the South African Republic (ZAR) government is officially transferred from Potchefstroom to Pretoria.
4 – The Orange Free State signs a peace treaty with Moshoeshoe I at Wittebergen, near Winburg, ending the first Basuto War.
26 – The Natal Railway Company officially opens the first revenue-earning railway line in South Africa, a 2 miles (3.2 kilometres) line from Market Square in Durban to the newly built Point station at Durban Harbour.
17 – The Alfred Dock in Table Bay, Cape Town is officially opened by sixteen-year-old Prince Alfred, second son of Queen Victoria.
The first indenture of Indian workers arrive in Natal to work in the sugar industry.
The first telegraph service in South Africa starts operating between Cape Town and Simonstown.
The penny post is started in Cape Town.
Boer republics north of the Vaal River unite as the South African Republic (ZAR).
29 April – John Robinson Royston, soldier and farmer, is born in Durban.
26 June – Natal – Durban to Point, 2 miles (3.2 kilometres).
20 March – The Cape Town Railway and Dock Company takes delivery of eight broad gauge 0-4-2 tender locomotives for service on the Cape Town-Wellington line, which is still under construction.
13 May – The Natal Railway Company’s first locomotive, the broad gauge engine "Natal", is landed at Durban.
1860 in South Africa Wikipedia