On Monday, the 9th Circuit Court of Appeals ruled that about eleven Latin American countries — Mexico, Argentina, Bolivia, Brazil, Costa Rica, Ecuador, El Salvador, Nicaragua, Paraguay, Peru and Chile — are permitted to submit Amicus Briefs (friend-of-the-court briefs) in the U.S. Department of Justice’s challenge to SB 1070, which Brewer signed into law in April, and went into effect in late July, and is considered one of the nation’s toughest immigration-enforcement measures.