The Institución Libre de Enseñanza (ILE) was an educational institution founded in 1876 in Spain by the philosopher and educator Francisco Giner de los Ríos. It aimed to provide a progressive and liberal education, free from religious and political influences. The ILE emphasized critical thinking, creativity, and the importance of the arts and sciences in education. The institution played a significant role in the development of modern education in Spain, promoting coeducation and the teaching of subjects like philosophy and natural sciences. It also contributed to the cultural and intellectual movements of the time, influencing future generations of educators and thinkers.