caravels were large enough and powerful enough to be armed with cannons with which they could bombard both shoreline defenses and other vessels. Africa Somalia The Ethiopian–Adal war was a military conflict between the Ethiopian Empire and the Adal Sultanate from 1529 until 1543. The Imam Ahmad ibn Ibrihim al-Ghazi (nicknamed Gurey in Somali and Gragn in Amharic (ግራኝ Graññ), both meaning "the left-handed") came close to extinguishing the ancient realm of Ethiopia, and converting all of its subjects to Islam; the intervention of the European Cristóvão da Gama, son of the famous navigator Vasco da Gama, helped to prevent this outcome. Many historians trace the origins of hostility between Somalia and Ethiopia to this war. Some historians also argue that this conflict proved, through their use on both sides, the value of firearms such as the matchlock musket, cannons, and the arquebus over traditional weapons. Imam Ahmed was the first African commander to use cannon warfare on the continent during the Adal's conquest of the Ethiopian Empire under Dawit II. Asia China Gunpowder was invented in china in the Eastern Jin dynasty. It started being broadly used in warfare in the Tang dynasty From the 7th through 10th century, there were widespread advances in gunpowder technology. While the Europeans were pressed on technological advancements and military developments with gunpowder, the Chinese fell back in regards to further developing military technology. This was due to the fact that the Chinese were not as heavily engaged in wars or conquests as the Europeans. Notably, when the Chinese were at war with the Portuguese, for example, they swiftly adapted to military technology, and adopted Western style guns. The Chinese pioneered the use of gunpowder weapons, crossbows, advanced forms of arms and armor, naval and nomadic cavalry. Thus, the Chinese even adopted Western military technology. Interestingly, the Chinese had many descriptions of how they utilized their technology. For Ming China, they had experiences on the battlefield: against Chinese rebels, Shan elephants, and Mongol horsemen. Nonetheless, under the Ming dynasty, intensively practiced tactical strategies based on their firearm use. Qi Jiguang and his troops used innovative battle techniques such as counter marching, dividing the troops, as a flexible way of adapting to the battlefield. These tactics were proved effective during the Sino-Dutch War beginning in 1661. While the Chinese were undermined as the inferior empire due to lack of weaponry, their strict adherence discipline