It owes its name to General
José de San Martín, called Father of the Nation and Liberator. The original design was made by the Argentine engineer and sculptor
Ángel Eusebio Ibarra García. It was created by Decree No. 5,000 of 17 August 1943; amended by Law No. 13. 202 of 21 May 1948; which in turn was repealed by Decree Law No. 16.628 of 17 December 1957, which re-creates the Order. The modifications introduced were only in the form. The regulations still in force were approved by Decree No. 16,643 of 18 December 1967. == Grades ==