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

1932 – Walt Disney’s ‘Flowers and Trees,’ the first cartoon short to use Technicolor and the first Oscar-winning cartoon short, premieres (More info)

1945 – The USS Indianapolis is torpedoed by a Japanese submarine and sinks within 15 minutes, killing almost 900 men (More info)

1956 – A joint resolution of the US Congress is signed by President Dwight D. Eisenhower, authorizing “In God We Trust” to be used as the US national motto (More info)

1965 – President Lyndon B. Johnson signs the Social Security Act of 1965 into law, which establishes Medicare and Medicaid (More info)

1975 – Former Teamsters union president Jimmy Hoffa disappears and is never seen or heard from again (More info)