January 31, 1944
Mariscal Nieto Province
San Cristóbal District is one of six districts of the province Mariscal Nieto in Moquegua Region, Peru.
San Cristóbal District, Mariscal Nieto Wikipedia
San Cristobal District was created by Law 9940 (31 January 1944).2011-2014: Juan Rogelio Choque Nina.
2007-2010: Rogelio Leonardo Vizcarra Taco.