Tehran, July 15 -- Iran has said that it will not oppose negotiations with the US, provided the talks are held without preconditions and respect Tehran's red lines, including its right to enrich uranium, according to a senior advisor to Iranian leader Ayatollah Seyyed Ali Khamenei.

"We have no objection to negotiations that are held without preconditions and that respect the Islamic Republic's red lines," Ali Velayati, an adviser to Iranian Khamenei, was quoted as saying by the state media IRNA said on Monday.

"They say Iran must abandon uranium enrichment, but this is one of our red lines. If talks are conditional on halting enrichment, they simply won't happen," Velayati said.

The United States and Iran had held several rounds of neg...