Kuwait City Tensions between the two countries increased further in July 1990, after Iraq complained to OPEC claiming that Kuwait was stealing its oil from a field near the border by slant drilling of the Rumaila field. In August 1990, Iraqi forces invaded and annexed Kuwait. After a series of failed diplomatic negotiations, the United States led a coalition to remove the Iraqi forces from Kuwait, in what became known as the Gulf War. On 26 February 1991, the coalition succeeded in driving out the Iraqi forces. As they retreated, Iraqi forces carried out a scorched earth policy by setting oil wells
Sheikhdom of Kuwait border between Iraq and Kuwait is, I shall be glad if you will kindly give me this information." More, upon learning that al-Sabah claimed the outer green line of the Anglo-Ottoman Convention (4 April), would relay the information to Sir Percy. On 19 April, Sir Percy stated that the British government recognised the outer line of the Convention as the border between Iraq and Kuwait. This decision limited Iraq's access to the Persian Gulf at 58 km of mostly marshy and swampy coastline. As this would make it difficult for Iraq to become a naval power (the territory did not