Wikipedia:Selected anniversaries/September 15
September 15: Ganesh Chaturthi in Hinduism (2007); Independence Day for Costa Rica, Guatemala, Honduras, Nicaragua and El Salvador; Battle of Britain Day in the United Kingdom.
- 1831 – The John Bull (pictured), currently the oldest operable steam locomotive in the world, ran for the first time in New Jersey on the Camden and Amboy Railroad.
- 1835 – Aboard the second voyage of HMS Beagle, Charles Darwin reached the Galápagos Islands, where he further developed his theories of evolution.
- 1935 – Nazi Germany enacted the Nuremberg Laws, which deprived German Jews of citizenship, and adopted a new national flag emblazoned with a swastika.
- 1950 – American troops landed at Incheon, Korea in an amphibious assault, starting the Battle of Inchon, a decisive United Nations military forces victory during the Korean War.
- 1963 – A bomb planted by members of the Ku Klux Klan exploded in the 16th Street Baptist Church, an African American Baptist church in Birmingham, Alabama, USA, killing four children and injuring at least 22 others.
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