OP was wrong. The 2014 iPad event took place on 10/16/2014.
Apple Special Event (October 16, 2014) Apple's “It’s been way too long” media event took place on October 16th, 2014. The company used this event to unveil the iPad Air 2, iPad mini 3, and an updated iMac with a 5K Retina Display.
This keynote was streamed live on October 16, 2014.