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: The Northern League's decline became irreversible last September, when party leader Umberto Bossi solemnly proclaimed the independence of Padania, the League's name for the northern region. The celebration on the banks of the River Po was a fiasco, failing to attract the huge crowds that Bossi had predicted.

proclaimed