However he had little role in the long running 1999 -- 2002 FARC -- Government peace process with the government of Andres Pastrana .
He was chief negotiator during failed peace talks in 1991 and 1992 .
Chief negotiator had little role in the long running 1999 -- 2002 FARC -- Government peace process with the government of Andres Pastrana .
He was chief negotiator during failed peace talks in 1991 and 1992 .