On this day: 9 September

Selected events and births on 9 September, from Wikipedia’s “On this day”.

Events

• 337 – After disposing of all relatives who possibly held a claim to the throne, Constantine II, Constantius II and Constans became Roman co-emperors. Read more: Constantine II (emperor) Constantius II Constans
• 1791 – The commissioners overseeing the construction of the United States' new capital city named it Washington, in honor of the first president. Read more: Washington, D.C. George Washington
• 1791 – The commissioners overseeing the construction of the United States' new capital city named it Washington, in honor of the first president. Read more: Washington, D.C. George Washington
• 1892 – At the Lick Observatory in California, Edward Emerson Barnard discovered Amalthea, a moon of Jupiter and the last natural satellite to be discovered by visual observation. Read more: Lick Observatory Edward Emerson Barnard Amalthea (moon)
• 1892 – At the Lick Observatory in California, Edward Emerson Barnard discovered Amalthea, a moon of Jupiter and the last natural satellite to be discovered by visual observation. Read more: Lick Observatory Edward Emerson Barnard Amalthea (moon)
• 1962 – French president Charles de Gaulle delivered his "speech to the German youth" to 20,000 people in the courtyard of Ludwigsburg Palace. Read more: Charles de Gaulle Ludwigsburg Palace
• 1962 – French president Charles de Gaulle delivered his "speech to the German youth" to 20,000 people in the courtyard of Ludwigsburg Palace. Read more: Charles de Gaulle Ludwigsburg Palace
• 1971 – Imagine, the second solo album by John Lennon, was released. Read more: Imagine (John Lennon album) John Lennon
• 1999 – The first banknotes of the Portrait Series of the Singapore dollar were introduced by the Board of Commissioners of Currency. Read more: Singapore Portrait Series currency notes Singapore dollar Monetary Authority of Singapore
• 1999 – The first banknotes of the Portrait Series of the Singapore dollar were introduced by the Board of Commissioners of Currency. Read more: Singapore Portrait Series currency notes Singapore dollar Monetary Authority of Singapore
• 2015 – Elizabeth II became the longest-reigning monarch of the United Kingdom, surpassing Queen Victoria. Read more: Elizabeth II List of monarchs in Britain by length of reign Queen Victoria

Born on this day

• 1949 – Susilo Bambang Yudhoyono, Indonesian general and politician, 6th President of Indonesia Read more: Susilo Bambang Yudhoyono President of Indonesia
• 1950 – Gogi Alauddin, Pakistani squash player and coach Read more: Gogi Alauddin Squash (sport)
• 1951 – Alexander Downer, Australian economist and politician, 34th Minister of Foreign Affairs for Australia Read more: Alexander Downer Minister for Foreign Affairs (Australia)
• 1978 – Kurt Ainsworth, American baseball player and businessman, co-founded Marucci Sports Read more: Kurt Ainsworth Marucci Sports
• 1993 – Cameron Cullen, Australian rugby league player Read more: Cameron Cullen
• 1994 – Yuliana Korolkova, Russian model and beauty pageant titleholder Read more: Yuliana Korolkova
• 1994 – Clinton Gutherson, Australian rugby league player Read more: Clinton Gutherson
• 1996 – Gabby Williams, American-French basketball player Read more: Gabby Williams
• 1998 – Jordan Nwora, Nigerian-American basketball player Read more: Jordan Nwora
• 2000 – Ricky Pearsall, American football player Read more: Ricky Pearsall
• 2001 – Hailey Van Lith, American basketball player Read more: Hailey Van Lith
• 2003 – Luke Hughes, American ice hockey player Read more: Luke Hughes (ice hockey)

Text from Wikipedia: Selected anniversaries / September 9 and the linked articles, via the Wikimedia “On this day” feed, under CC BY-SA 4.0. We leave out entries about wars, violence and disasters to keep this page family-friendly.