Gonzalo Fernández de Córdoba, also known as the "Great Captain," was a prominent Spanish military leader during the late 15th and early 16th centuries. Born in 1453, he played a crucial role in the Spanish Reconquista and later in the Italian Wars, where he led successful campaigns for the Kingdom of Spain. His innovative tactics and leadership earned him respect and admiration. Fernández de Córdoba is best known for his contributions to the development of modern military strategies. He emphasized the importance of disciplined infantry and effective use of artillery, which influenced future military leaders. His legacy remains significant in the history of Spanish military history.