Which of the following international events has had the biggest impact on the exchange rates? why?:?

Question

Which of the following international events has had the biggest impact on the exchange rates:

Iraq War

Tsunami

Earthquake in Pakistan

Hurricane Katrina

Answer 1

This is a lame ITT Technical Institue student trying to get others to answer their easy microeconomics class questions. Tell them to earn their own grade and research the question from found facts and not by asking others their simple opinions.