List of Major League Baseball franchise postseason streaks
World Series championship streaks
The Yankees have achieved one streak each of 3, 4, and 5 championships in a row, and the Athletics have achieved a streak of 3 in a row.

List of Major League Baseball franchise postseason streaks

Section Title: World Series championship streaks
Table Section Text: The Yankees have achieved one streak each of 3, 4, and 5 championships in a row, and the Athletics have achieved a streak of 3 in a row.

Length	Team	Seasons

5	New York Yankees	1949–1953

4	New York Yankees	1936–1939

3	Oakland Athletics	1972–1974

3	New York Yankees	1998–2000

2	Chicago Cubs	1907–1908

2	Philadelphia Athletics	1910–1911

2	Boston Red Sox	1915–1916

2	New York Giants	1921–1922

2	New York Yankees	1927–1928

2	Philadelphia Athletics	1929–1930

2	New York Yankees	1961–1962

2	Cincinnati Reds	1975–1976

2	New York Yankees	1977–1978

2	Toronto Blue Jays	1992–1993

Sentence(s)

In 1975 and '76, Cincinnati Reds became the MLB champions.

final_sentence: In 1975 and '76, Cincinnati Reds became the MLB champions.