The 20th Ibero-American Summit concluded here on Saturday with the issuance of a Declaration of Mar del Plata, Xinhua reported.
The declaration from the two-day summit, which started on Friday, included an ambitious education agreement with an investment of 100 billion U.S. dollars for the next 11 years.
The document also includes a "Special Declaration on the Democratic Defense, State of Law and Constitutional Order in Ibero- America."
The participating heads of state and government agreed to add a clause into the document to reject the "coup attempt carried out in Ecuador on Sept. 30."
In the declaration, the summit participants also expressed their "deep sorrow" for the death of former Argentine president Nestor Kirchner on Oct. 27.