Sheikhdom of Kuwait In the early 20th century, Kuwait immensely declined in regional economic importance, mainly due to many trade blockades and the world economic depression. Before Mary Bruins Allison visited Kuwait in 1934, Kuwait lost its prominence in long distance trade. During World War I, the British Empire imposed a trade blockade against Kuwait because Kuwait's ruler (Salim Al-Mubarak Al-Sabah) supported the Ottoman Empire, who was in the Central Powers. The British economic blockade heavily damaged Kuwait's economy. The Great Depression negatively impacted Kuwait's economy starting in the late 1920s. International trading was one of Kuwait's main sources of income before oil.
History of the Ottoman Empire The Arab Revolt which began in 1916 turned the tide against the Ottomans at the Middle Eastern front, where they initially seemed to have the upper hand during the first two years of the war. When the Armistice of Mudros was signed on 30 October 1918, the only parts of the Arabian peninsula that were still under Ottoman control were Yemen, Asir, the city of Medina, portions of northern Syria and portions of northern Iraq. These territories were handed over to the British forces on 23 January 1919. The Ottomans were also forced to evacuate the parts of the former