Muslim Walls of Madrid Muslim Walls of Madrid The Muslim Walls of Madrid, also known as theArab Walls of Madrid, of which some vestiges remain, are located in the Spanish city of Madrid. They are probably the oldest construction extant in the city. They were built in the 9th century, during the Muslim domination of the Iberian Peninsula, on a promontory next to Manzanares river. They were part of a fortress around which developed the urban nucleus of Madrid. They were declared an Artistic-Historic Monument in 1954. The remains of utmost importance, with more archaeological than artistic interest, are in the Cuesta de la
New Madrid, Missouri the United States. New Madrid lies far from any plate boundaries, but it is on the New Madrid Seismic Zone. The major earthquake was felt as far away as the East Coast. During the Civil War, the Battle of Island Number Ten took place on the Mississippi River near New Madrid. In the antebellum period, this fertile floodplain area was developed for cotton plantations, based on the labor of enslaved African Americans. They were emancipated after the Civil War and worked to make new lives. As whites struggled to re-establish dominance after the Reconstruction era, they intimidated and attacked blacks