20 September

Events that occurred on 20 September.

On Earth

• 1886 – Inkling Charles Williams is born.
• 1947 – J.R.R. Tolkien writes Letter 110.
• 1948 – Author George R. R. Martin is born.
• 1962 – Cartoonist Bill Amend is born.
• 1963 – J.R.R. Tolkien writes Letter 247.
• 1982 – Mr. Bliss is published in the UK.
• 1986 – Oxonmoot 1986 at Oxford Town Hall.
• 1991 – Oxonmoot 1991 at University College.
• 1992 – The 1992 radio adaptation of Leaf by Niggle is aired on BBC Radio 5.
• 1996 – Oxonmoot 1996 at University College.
• 1997 – Oxonmoot 1997 at Exeter College.
• 2003 – Oxonmoot 2003 at St Hugh's College.
• 2013 – Oxonmoot 2013 at Lady Margaret Hall.
• 2018 - Oxonmoot 2018 at St Antony's College.
• 2020 - Oxonmoot 2020 held online due to the Covid-19 pandemic.

In Arda

• T.A. 3018:
  • Gandalf gains entrance to Edoras and warns them about Saruman. Théoden tells him 'Take any horse, only be gone ere tomorrow is old!'.
  • Two covered carts leave Bag End for Frodo's new house in Crickhollow. They convey the furniture and goods that Frodo has not sold by way of the Brandywine Bridge.
  • Boromir travels towards Rivendell to ask for counsel.