Wikipedia:Selected anniversaries/April 16
April 16: Education and Sharing Day in the United States (2008); Emancipation Day in Washington, D.C.
- 1582 – Spanish conquistador Hernando de Lerma founded the settlement of Salta in Argentina.
- 1853 – Indian Railways, the state-owned railway company of India, launched its first passenger service between Bombay and Thane.
- 1912 – Harriet Quimby (pictured) became the first woman to fly across the English Channel.
- 1917 – Vladimir Lenin returned to Petrograd from Switzerland, and joined the Bolshevik movement in Russia.
- 1925 – A group of Bulgarian Communist Party members assaulted the St Nedelya Church in Sofia, Bulgaria during the funeral service of General Konstantin Georgiev, killing 150 people and injuring about 500 others.
- 1943 – Swiss chemist Albert Hofmann discovered the psychedelic effects of the semisynthetic drug LSD.
- 1947 – American financier and presidential adviser Bernard Baruch first described the post-World War II tensions between the Soviet Union and the United States as a "cold war".
- 2003 – The Treaty of Accession was signed in Athens, admitting ten new member states into the European Union.