South American presidents signed the Unión de Naciones Suramericanas
(Unasur) constitutive treaty in Brasília last week, four years after it was
originally founded to replace the older South American Community of Nations.
Brazil's President Lula da Silva hailed the new treaty, which he said made
Unasur a “reality". However, the regional integration process as it stands is
incomplete and it is very unclear how this new group can advance amid ongoing
unresolved disputes. The muted response to the Brazilian-proposed South American
Defence Council is a clear indication of the difficulty of uniting the
region. End of preview - This article contains approximately 1220 words.
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