Mariscal Estigarribia
Mariscal Estigarribia is a town in the Boquerón Department of Paraguay. It is home to Dr. Luis María Argaña International Airport.
Strategic importance
The airport was constructed by Paraguayan military engineers between 1977 and 1986, as part of an intended free-trade zone to help in the development of the northern Chaco region.400 US troops arrived in Paraguay in July 2005, shortly after the Paraguayan government signed a visiting forces agreement with the United States, in support of joint exercises with the Paraguayan military which took place between July 2005 and December 2006.