30 BC Octavian(later known as Augustus) entered Alexandria bringing it under the control of the Roman Republic.
10BC Claudius, Roman Emperor was born (d. 54).
527 Justinian I became the sole ruler of the Byzantine Empire.
607 Ono no Imoko was dispatched as envoy to the Sui court in China.
902 Taormina, the last Byzantine stronghold in Sicily, was captured by the Aghlabid army.
1203 Isaac II Angelus, restored Eastern Roman Emperor, declared his son Alexius IV Angelus co-emperor after pressure from the forces of the Fourth Crusade.
1461 Edward IV was crowned king of England.
1545 Andrew Melville, Scottish theologian and religious reformer (d. 1622)
1619 First African slaves arrived in Jamestown, Virginia.
1774 The element oxygen was discovered for the third (and last) time.
1779 – Francis Scott Key, American lawyer, author, and poet, was born (d. 1843).
1798 French Revolutionary Wars: Battle of the Nile (Battle of Aboukir Bay)began when a British fleet engaged the French Revolutionary Navy fleet in an unusual night action.
1800 The Act of Union 1800 was passed which merged the Kingdoms of Great Britain and Ireland into the United Kingdom of Great Britain and Ireland.
1818 – Maria Mitchell, American astronomer and academic, was born (d. 1889).
1828 Bolton and Leigh Railway opened to freight traffic.
1831 A new London Bridge opened.
1832 The Black Hawk War ended.
1834 Slavery was abolished in the British Empire as the Slavery Abolition Act 1833 came into force.
1842 Lombard Street Riot erupted.
1855 First ascent of Dufourspitze (Monte Rosa), the second highest summit in the Swiss Alps.
1893 – Alexander of Greece was born (d. 1920).
1894 The First Sino-Japanese War began between Japan and China over Korea.
1902 The United States bought the rights to the Panama Canal from France.
1905 – Helen Sawyer Hogg, American-Canadian astronomer and academic, was born (d. 1993).
1907 Start of First Scout camp on Brownsea Island.
1914 Germany declared war on Russia at the opening of World War I.
1916 Anne Hébert, French Canadian author and poet, was born (d. 2000).
1927 The Nanchang Uprising – the first significant battle in the Chinese Civil War between the Kuomintang and Communist Party of China. This day is commemorated as the anniversary.
1934 – John Beck, New Zealand cricketer, was born (d. 2000).
1936 Yves Saint Laurent, French fashion designer, was born (d. 2008).
1937 Tito read the resolution “Manifesto of constitutional congress of KPH” to the Croatian Communist Party in woods near Samobor.
1941 The first Jeep was produced.
1942 Jerry Garcia, American musician (The Grateful Dead), was born (d. 1995).
1944 Anne Frank made the last entry in her diary.
1944 Warsaw Uprising against the Nazi occupation began.
1947 – Lorna Goodison, Jamaican poet and author, was born.
1949 Kurmanbek Bakiyev, President of Kyrgyzstan, was born.
1951 Tommy Bolin, American musician (Deep Purple), was born (d. 1976).
1957 The United States and Canada formed the North American Air Defense Command (NORAD).
1959 – Joe Elliott, English musician (Def Leppard), was born.
1964 The Belgian Congo was renamed the Republic of the Congo.
1966 Charles Whitman killed 15 people at The University of Texas before being killed by the police.
1966 Purges of intellectuals and imperialists became official Chinese policy at the beginning of the Cultural Revolution.
1967 Israel annexed East Jerusalem.
1968 The coronation of Hassanal Bolkiah, the 29th Sultan of Brunei.
1975 CSCE Final Act created the Conference for Security and Co-operation in Europe.
1980 Buttevant Rail Disaster killed 18 and injured dozens of train passengers.
1987 Maori became an official language in New Zealand.
1992 – Lorraine Moller won a bronze medal in the Olympic marathon.
1993 The Great Flood of 1993 in the US Mid-West peaked.
1995 The first Victoria’s Secret Fashion Show was held at the Plaza Hotel in New York City.
1996 Michael Johnson broke the 200m world record by 0.30 seconds with a time of 19.32 seconds at the 1996 Summer Olympics in Atlanta, Georgia.
2004 A supermarket fire killed 396 people and injured 500 in Asunción, Paraguay.
2007 The I-35W Mississippi River Bridge collapsed during the evening rush hour.
2008 – Eleven mountaineers from international expeditions died on K2, the second-highest mountain on Earth in the worst single accident in the history of K2 mountaineering.
2010 – Convention on Cluster Munitions entered into force.
2014 – Convention on preventing and combating violence against women and domestic violence entered into force.
2017 – A suicide attack on a mosque in Herat, Afghanistan killed 20 people.
Sourced from NZ History Online & Wikipedia