It is not always so straightforward as stopping breathing, or a sudden event.

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Every Black Swan event starts out with a sudden event, usually a loss.

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Damage due to an unforeseeable sudden event--fire, flood, earthquake, even vandalism.

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But with tensions remaining high, there are concerns of a sudden escalation in the event of even a small-scale provocation.

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This system visually and audibly alerts the driver in the event of a sudden decrease in following distance and briefly tugs on the brakes.

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In any event, the sudden reassessment is largely attributable to an essay in Public Utilities Fortnightly by Margarett Jolly and David Logsdon.

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But of course, it stresses, all such guidelines would be discarded in the event of war or even a sudden increase in peacekeeping demands on more than one front.

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There was no major news event which occurred during or near that timeframe to explain the sudden downdraft in prices.

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For me, the only event that could have changed the deteriorating global economies was a sudden strengthening in the U.S., which would have made the U.S. the locomotive of the world.

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Only one (implausible) event might bring about rapid, and real, competition: a sudden surge of interest by the average American in his electricity bill.

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There was no major news event which occurred during or near that timeframe Wednesday morning to explain the sudden downdraft in gold prices.

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Then came the third event - in one year, 1920, a rebound in births so sudden, so big, that it remains the record year for babies in UK history, a record that survives despite a large increase in the UK population of childbearing age.

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