Definition: In this task, a passage will be given and the goal is to identify an event from the passage. An event is defined as a single word representing something that happened, is happening, or may happen. An event can be factual or hypothetical, positive or negative, certain or uncertain. While most events are based on verbs, an event can also be based on a noun (ex. storm, snow, rainfall) or a copula verb (is, was, been, etc.). The event must not be a pronoun or an adjective. For noun events with multiple words, use the last word in the phrase as event.
Input: Passage: Sheikh Omar, described as the "judicial chief in the Shura (consultative) council" of the mujahedeen, left Saudi Arabia 10 years ago to fight in Chechnya, it said. The native of Qassim province, north of Riyadh, had issued numerous fatwas (religious edicts) calling for jihad (holy war) and is the author of several video and audio messages including on the war in Iraq.

said