| January | Sir George Napier succeeds Sir Benjamin D'Urban as Governor of the Cape |
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| 25th
Retief sets off on his 2nd visit to Umgungundhlovu |
| February | 3rd
Retief arrives at Umgungundhlovu |
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| 6th
Retief's party massacred on Kwa Matiwane |
| 16/17th
Bloukrans massacre |
| 22nd
Tregardt reaches point west of Acornhoek & approaches low veld |
| March | 13th
Tregardt crosses Lebombo range |
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| April | 11th
Vlug Commando ambushed at Italeni |
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| 13th
Tregardt arrives Lourenço Marques |
| 17th
'Grand Army of Natal' destroyed at Ndondakusuka |
| 20th
Peffer dies |
| May | 1st
Mrs Tregardt dies |
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| 16th
Landman annexes Port Natal; Potgieter was two days west of the Berg |
| June | Potgieter acquires land between Vaal & Vet |
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| August | 10th
Tregardt closes his diary |
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| 13th
successful Boer defence of Veglaer |
| September | 23rd
Maritz dies in Sooilaer |
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| October | 25th
Tregardt dies at Lourenço Marques |
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| November | Potgieter settles at Potchefstroom |
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| 22nd
Pretorius reinforces Sooilaer |
| 28th
Wen Commando leaves Sooilaer |
| December | 4th
British troops land at Port Natal |
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| 9th
Oath of the Covenant |
| 16th
Battle of Blood river; Union Jack raised at Port Natal |
| 27th
Battle of the White Umfolozi |
| 31st
Pretorius burns kraals round Umgungundhlovu before departure |