Here’s a look at some interesting events that took place on this day in history:

1787 – Delaware becomes the first state to ratify the United States Constitution (More info)

1941 – In an early-morning sneak attack, Japanese warplanes bomb the US naval base at Oahu Island’s Pearl Harbor, causing the United States to enter World War II (More info)

1963 – Instant replay is used for the first time during an Army-Navy game by its inventor, director Tony Verna (More info)

1988 – An earthquake in Armenia measuring 6.9 on the Richter scale kills and injures tens of thousands and leaves another 500,000 homeless (More info)

1999 – The Recording Industry Association of America files a lawsuit against the Napster file-sharing client alleging copyright infringement (More info)