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.
Anglo-Ottoman Convention of 1913 Ottoman jurisdiction. This line separated the Ottoman sanjak of Najd from Qatar. The blue line began a few miles to the south of Zaknuniya (which was included in the sanjak), directly south up to the Rub' al-Khali (Article 11). The agreement did not mention that Zaknuniya would be part of the Najd sanjak in return for an Ottoman consideration of £ 1,000 paid to the Sheikh of Bahrain via the British government. With regard to Bahrain, the Ottomans renounced all claims to it so long as the British declared no intention of annexing it (Article 13) and did not claim