Angola and Mozambique). Opposition to British rule in South Africa was settled after the First and Second Boer Wars (ended in 1902 but only incorporating its two states into the new Union of South Africa in 1910). Egypt has a rail system that, as early as 1854, connected Port Said, Alexandria and Cairo, and now currently goes as far south as Aswan. In Egypt the railway is . After a ferry link up on the Nile, the railway continues in Sudan from Wadi Halfa to Khartoum at the meter gauge; see Northern Africa Railroad Development. This part of the system was started by Lord Kitchener in 1897 to provide supplies during his war against the Mahdist uprising. Further railway links go south, the most southern point being Wau. South Sudan became independent in 2011. The border between Sudan and South Sudan is closed, and the railways in South Sudan are no longer operational. Most of Sudan's railway network is in disrepair due to political turmoil and US sanctions. A Khartoum–Atbara railway service began running in 2014 after China provided equipment and supplies. Other railway services have been put into place in Khartoum and surrounding areas. Missed completion British interests had to overcome obstacles of geography and climate, and the competing imperial schemes of the French, Portuguese and Germans. In 1891, Germany secured the strategically critical territory of German East Africa, which along with the mountainous rainforest of the Belgian Congo precluded the building of a Cape to Cairo railway. In 1916 during World War I British, African and Indian soldiers won the Tanganyika Territory from the Germans, and after the war the British continued to rule the territory, which was a League of Nations mandate from 1922. The continuous line of colonies was complete. The southern section was completed during British rule before the First World War and has an interconnecting system of national railways using the Cape gauge of . Construction started from Cape Town and went parallel to the Great North Road to Kimberley through a part of Botswana to Bulawayo. From this junction the link proceeded further north. The Victoria Falls Bridge with completed in 1905. The British Empire possessed the political power to complete the Cape to Cairo Railway, but economics, including the Great Depression of the 1930s, prevented its completion before World War II. After World War II, the decolonisation of Africa and the establishment