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 County, Missouri located in the region. This area was under Spanish rule following France's cession of Louisiana after being defeated in the Seven Years' War. The Spanish named the district after Madrid, the capital of Spain. The county includes a large part of the New Madrid Fault that produced the 1811–12 New Madrid earthquakes. This zone remains geologically active, and had continued to produce smaller earthquakes with some frequency. French Canadians from New France landed in this area in 1781 and established the first European settlement in the present county at New Madrid along the Mississippi River. Later France ceded this area