The first ballistic missile submarine was launched from Groton, Connecticut, US.
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Rock star Paul McCartney's 'Ram' album went Gold.
The Church of England adopted the Book of Common Prayer.
British Parliament was broadcasted live.
Soviet Space Program's Vega 1, which was launched on December 15, 1984, released a space probe to enter Venus.
The sci-fi movie 'Star Trek V: The Final Frontier' was released in the US.
