According to MLB.com, the Orioles won 14 games in a row twice, once in 1970 and once in 1973.
The New York Yankees have the record for longest consecutive winning season streak, at 39 years, from 1926 - 1964. The Yankees have also (2010 season) tied the second longest streak (NYY 1993 - 2010), shared by the Baltimore Orioles (1968 - 1985).
Had a winning season? 1997
500
The longest winning streak in NBA history is 33 games, achieved by the 1971-72 Los Angeles Lakers.
Pettitte took the win on a 7-3 victory against the Baltimore Orioles in the final game at Yankee Stadium on September 21st, 2008.
1987.Nieves no hit the Baltimore Orioles on April 15, 1987 winning 7-0. He walked 5 batters and struckout 7.
2 ... for the Baltimore Orioles in 1966 and 1970.
The 1979 world series was the Pittsburgh Pirates against the Baltimore Orioles with the Pirates winning the series after coming back from three games to one
Longest winning streak: Pittsburgh Penguins with 17 straight wins Longest winning streak at home: Detroit Red Wings with 23
26 wins 1916
The Pittsburgh Pirates and the Baltimore Orioles played in the 1979 World Series, the Pittsburgh Pirates ended out winning the game.
In the Washington/Oregon rivalry, Washington's longest winning streak is 6 games (1981-1986, 1974-1979, 1955-1960, 1908-1909 and 1911-1914) and Oregon's longest winning streak is 7 games (2004-2010).