106 – Start of the Bostran era, the calendar of the province of Arabia Petraea. 235 – Roman emperor Severus Alexander is murdered, marking the start of the Crisis of the Third Century. 871 – Æthelred of Wessex is defeated by a Danish invasion army at the Battle of Marton. 1185 – Battle of Yashima: the Japanese forces of the Taira clan are defeated by the Minamoto clan. 1312 – Vox in excelso: Pope Clement V dissolves the Order of the Knights Templar. 1508 – Ferdinand II of Aragon commissions Amerigo Vespucci chief navigator of the Spanish Empire. 1621 – The Pilgrims of Plymouth Colony sign a peace treaty with Massasoit of the Wampanoags. 1622 – Jamestown massacre: Algonquians kill 347 English settlers around Jamestown, Virginia, a third of the colony's population, during the Second Anglo-Powhatan War. 1631 – The Massachusetts Bay Colony outlaws the possession of cards, dice, and gaming tables. 1638 – Anne Hutchinson is expelled from Massachusetts Bay Colony for religious dissent. 1739 – Nader Shah occupies Delhi in India and sacks the city, stealing the jewels of the Peacock Throne. 1765 – The British Parliament passes the Stamp Act that introduces a tax to be levied directly on its American colonies. 1784 – The Emerald Buddha is moved with great ceremony to its current location in Wat Phra Kaew, Thailand. 1794 – The Slave Trade Act of 1794 bans the export of slaves from the United States, and prohibits American citizens from outfitting a ship for the purpose of importing slaves. 1829 – In the London Protocol, the three protecting powers (United Kingdom, France and Russia) establish the borders of Greece. 1849 – The Austrians defeat the Piedmontese at the Battle of Novara. 1871 – In North Carolina, William Woods Holden becomes the first governor of a U.S. state to be removed from office by impeachment. 1873 – The Spanish National Assembly abolishes slavery in Puerto Rico. 1894 – The Stanley Cup ice hockey competition is held for the first time, in Montreal, Canada.