The Royal Australian Navy's (RAN) Sea Power Conference 2012—the video are divided across the multiple sessions. 1
Australia is currently considering new submarine class performance characteristics and a suitable method for acquiring submarine-class platforms with those characteristics.
UPDATED 02/19/2012 BBC, Darwin, 1942: Remembering Australia's 'Pearl Harbor'
1. UPDATED 02/20/2012 Geoffrey Till's second session presentation and comments during Q&A on the economics of a Mahanian maritime narrative are interesting.