tehran, sept. 25, irna -- leader of the islamic revolution ayatollah seyed ali khamenei on thursday honored the memory of the martyrs of the islamic revolution and the iraqi-imposed war. issuing a statement on the occasion of the sacred defence week, the supreme leader paid a glowing tribute to the martyrs of the eight years of the sacred defence. ''the great men who dedicated their worthiest assets to islam and holy quran brought the tyrants of the time on their knees,'' said a part of the statement read by head of martyrs foundation hojatoleslam rahimian at a special ceremony marking the martyrs' day at behesht-e-zahra cemetery in southern tehran. the supreme leader said the iranian nation will keep alive the memory of the martyrs of the islamic revolution and the sacred defence forever.