Mombasa–Nairobi Standard Gauge Railway Mombasa–Nairobi Standard Gauge Railway The Mombasa–Nairobi Standard Gauge Railway is a standard-gauge railway (SGR) in Kenya that connects the large Indian Ocean city of Mombasa with Nairobi, the country's capital and largest city. This SGR runs parallel to the defunct, narrow-gauge Uganda Railway that was completed in 1901 under British colonial rule. The East African Railway Master Plan provides for the Mombasa–Nairobi SGR to link with other SGRs being built in the East African Community. At a cost of , the SGR is Kenya's most expensive infrastructure project since independence. The prime contractor was the China Road and Bridge Corporation,
Mombasa was renamed as Mvita (in Swahili) or Manbasa (Arabic). Portugal attacked the city again in 1528. In 1585 a joint military expedition between the Somalis of Ajuran Empire and the Turks of Ottoman Empire led by Emir 'Ali Bey successfully liberated Mombasa and other coastal cities in Southeast Africa from the Portuguese colonizers. The Portuguese landlords; only Malindi remained loyal to Portugal. The Zimba overcame the towns of Sena and Tete on the Zambezi, and in 1587 they took Kilwa, killing 3,000 people. At Mombasa the Zimba slaughtered the Muslim inhabitants, but they were halted at Malindi by the Bantu-speaking