Passage: On April 16, the band held a press conference aboard the USS Intrepid in New York City, where they announced their plans for a full-fledged reunion tour, with the help of new manager Doc McGhee. The conference, MC'd by Conan O'Brien, was simulcast to 58 countries. On April 20, nearly 40,000 tickets for the tour's first show sold out in 47 minutes.The first public concert featuring the newly reunited Kiss was an hour-long warm-up show on June 15 for the annual KROQ Weenie Roast in Irvine, California, during which the band nearly ignited the stage of the Irvine Meadows Amphitheater. On June 28, the Kiss Alive/Worldwide Tour began at Tiger Stadium in Detroit in front of a sold-out crowd of 39,867 fans. The tour lasted for 192 shows over the course of one year and earned $43.6 million, making Kiss the top-drawing concert act of 1996. The average attendance of 13,737 is the highest in the group's history.

Question: When was the press conference held?
April 16