Siege of Khartoum 200 British soldiers to strengthen the defenses of Khartoum. All these proposals were rejected by the Gladstone cabinet, since Britain was still intent on evacuation and refused absolutely to be pressured into military intervention in Sudan. Gordon began to resent the government's policy, and his telegrams to Cairo became more acrimonious. On 8 April he wrote: "I leave you with the indelible disgrace of abandoning the garrisons" and added that such a course would be "the climax of meanness". Knowing that the Mahdists were closing in, Gordon finally ordered the strengthening of the fortifications around Khartoum. The city was protected
Khartoum Bridge (finished in October 2007) and the Tuti Bridge that links Khartoum to Tuti Island. In the 21st century, Khartoum developed based on Sudan's oil wealth (although the independence of South Sudan in 2011 affected the economy of Sudan negatively). The center of the city has tree-lined streets. Khartoum has the highest concentration of economic activity in the country. This has changed as major economic developments take place in other parts of the country, like oil exploration in the South, the Giad Industrial Complex in Al Jazirah state and White Nile Sugar Project in Central Sudan, and the Merowe Dam