Original sentence: Any evidence that such an agreement was in fact consummated remains elusive.Moreover, it was reported in 2014 that Namibia actually granted Botswana and Zambia an easement to build their bridge across what all three parties concurred was Namibian territory.To the contrary, Zimbabwe maintains that no such boundary exists but that Zimbabwe and Namibia actually share a short boundary between themselves, which forecloses any possibility of a boundary between Botswana and Zambia; and the Anglo-German agreement of 1890 does stipulate that the thalweg junction of the Chobe and Zambezi, which today falls within the demarcated limits of Zimbabwe, is the eastward limit of the Caprivi Strip (in today’s Namibia)
Edited sentence: However, no hard evidence to substantiate this supposed fact has ever been provided by any of its purveyors nor by any of the parties to the supposed agreement.Moreover it was reported in 2014 that Namibia actually granted Botswana and Zambia an easement to build their bridge across what all 3 parties concurred was Namibian territory.To the contrary, Zimbabwe for one maintains that no such boundary exists but that Zimbabwe and Namibia actually share a short boundary between themselves that forecloses any possibility of a boundary between Botswana and Zambia; and the Anglo-German agreement of 1890 does stipulate that the thalweg junction of the Chobe and Zambezi, which today falls within the demarcated limits of Zimbabwe, is the eastward limit of the Caprivi Strip (in today’s Namibia)