Historical Events
- Jun 5 Telegraph line opens between Philadelphia and Baltimore
- Jun 8 Battle at Gwanga: British troops beat Bantu
- Jun 10 Robert Thomson obtains an English patent on a rubber tyre
- Jun 14 Belgian Liberal Party forms
- Jun 14 California (Bear Flag) Republic proclaimed in Sonoma, declaring independence from Mexico
- Jun 15 Oregon Treaty signed, setting US-British boundary at 49°N
- Jun 19 First offically recognised baseball game (played by Cartwright Rules) - NY Nines 23 defeat Knickerbockers 1 at Hoboken, New Jersey
- Jun 24 Residency tax on Jews of Hungary abolished
- Jun 28 Saxophone is patented by Antoine-Joseph "Adolfe" Sax
Famous Birthdays
- Jun 4 Josef Sittard, music writer
- Jun 7 Władysław Górski, Polish violinist, composer and teacher, born in Warsaw, Poland(d. 1915)
- Jun 11 William Louis Marshall, American general and engineer, born in Washington, Kentucky (d. 1920)
- Jun 19 Antonio Abetti, Italian astronomer (d. 1928)
- Jun 27 Charles Stewart Parnell, English-Irish Home Rule Party leader, born in Avondale, County Wicklow, Ireland (d. 1891)
- Jun 30 Ricardo Drigo, composer