1912 Red Sox defeat NY Giants 4-3 in 8 games. Four games decided by one run (plus an 11-inning Game Two tie).
After Giants OF Fred Merkle drives in go-ahead run in the top of the 10th in Game Eight, he drops a fly to lead off the bottom of the 10th, leading to two unearned Red Sox runs off Christy Mathewson including Series ending walk-off sac-fly.

1924 Senators defeat NY Giants in 7 games. Four games decided by one run, including improbable Game Seven.
A bad hop over NY 3B Fred Lindstrom leads to two Senator runs to tie it in the 8th. Walter Johnson enters in relief (on one day rest) to pitch 4 scoreless innings before Washington scored the Series-winning run on another bad hop hit past Lindstrom.

1952 Yanks defeat B'klyn Dodgers in 7 games. Two games decided by one run, four more decided by two.
Yanks win Game Seven 4-2, highlighted by Billy Martin's running catch behind pitcher's mound with full bases in 7th inning.

1960 Pirates defeat Yanks in 7 games. Two games decided by one run, including maybe the greatest Game 7 in Series history, featuring 4 lead changes and the only Game 7 walkoff HR.
Despite being out-hit .338-.256 and out-scored 55-27 in the Series by the heavily favored Yankees, the Pirates win their first championship in 35 years on Bill Mazeroski's memorable blast.

1972 A's defeat Reds in 7 games. Six games decided by one run including two decided in the 9th inning.
Series MVP Gene Tenace hits 4 homers and drives in 9 of Oakland's 16 runs, including eventual game-winner in the 6th inning of Game Seven.

1975 Reds defeat Red Sox in 7 games. Five one-run games; two extra-inning games.
Fisk's walk-off homer in 12th of Game 6; Reds rally from down 3-0 to win Game 7; first 'Big Red Machine' title.

1986 Mets defeat Red Sox in 7 games. Only two games decided by one run, but Series highlighted by Met comebacks in Games 6 & 7.
After dropping the first 2 games at home, Mets win 2 of 3 in Boston to set up historical Game Six featuring Schiraldi's wild pitch and Buckner's error, followed by Game Seven where Mets rallied to win 8-5 after trailing 3-0 thru 5 innings.

1991 Twins defeat Braves in 7 games. Four games won in final AB; five one-run games; three extra-inning games.
Puckett's catch & walk-off homer in game 6; Jack Morris goes 10 innings in 1-0 Game 7 shutout.

2001 D'Backs defeat Yanks in 7 games. Yanks hit two-run homers with two out in bottom of 9th in games 4 & 5, win both in extras.
D'Backs two-run rally in bottom of 9th to tie and win Game 7 off Mariano Rivera; Schilling & Johnson co-MVPs.

2002 Angels defeat Giants in 7 games. Four games decided by one run, including wild 11-10 Game 2 and incredible Game Six which saw the Halos rally from 5-0 in the 7th to win 6-5.
Barry Bonds reaches base in 21 of his 30 plate appearances, including a couple 500-foot homers; Troy Glaus wins Series MVP with 8 RBIs, including the two that drove home tying and winning runs of Game Six.

2011 Cards defeat Rangers in 7 games. Three games decided by one run, including incredible Game Six in which the Rangers were TWICE one out from championship.
David Freese hits 2-run triple to tie game in 9th; Lance Berkman ties it again in the 10th; Freese ends it in the 11th with a walk-off homer.