Complex sentence: The Niger uranium forgeries were forged documents initially revealed by SISMI (Italian military intelligence), which seem to depict an attempt made by Saddam Hussein in Iraq to purchase yellowcake uranium powder from Niger during the Iraq disarmament crisis.
Split into simpler sentences: The Niger uranium forgeries are forged documents initially revealed by SISMI (Italian military intelligence). These documents seem to depict an attempt made by Saddam Hussein in Iraq to purchase yellowcake uranium powder from Niger during the Iraq disarmament crisis.