FILE PHOTO: Iran's Supreme Leader Ayatollah Ali Khamenei speaks during Friday prayers in Tehran, September 14, 2007. REUTERS/Morteza Nikoubazl/File Photo

GENEVA (Reuters) - Iran will deliver a slap and defeat America by defeating sanctions, Iranian Supreme Leader Ayatollah Ali Khamenei said in an address broadcast Thursday on state TV.

The speech was delivered to tens of thousands of members of the Basij militia and top Revolutionary Guards commanders in a stadium in Tehran.