The AUD/USD news can be seriously affected by the decisions taken by this organizations and people: Reserve Bank of Australia (RBA) that issues statements and decides on the interest rates of the country.
However, the most important defense is the dissertation defense which comes at the end of a long and arduous process and which may have unfolded over a number of years. The dissertation defense is a significant milestone signaling closure on your graduate student career.
Time Required for the Dissertation. After completing coursework, Ph.D. students must research and write a dissertation, a book-like document that shows thorough knowledge of a discipline and contributes new research to the field. Candidates must defend the dissertation's assertions before a faculty committee.