1969: The first major change to MLB's postseason structure, the best-of-five League Championship Series was established after the AL and NL each split into two divisions and pitted the respective leagues' East and West winners.
1985: The LCS was expanded to a best-of-seven series.
Astros defeat Yankees
4-0
Phillies defeat Padres
4-1
Astros defeat Red Sox
4-2
Braves defeat Dodgers
4-2
Rays defeat Astros
4-3
Dodgers defeat Braves
4-3
Astros defeat Yankees
4-2
Nationals defeat Cardinals
4-0
Red Sox defeat Astros
4-1
Dodgers defeat Brewers
4-3
Astros defeat Yankees
4-3
Dodgers defeat Cubs
4-1
Indians defeat Blue Jays
4-1
Cubs defeat Dodgers
4-2
Royals defeat Blue Jays
4-2
Mets defeat Cubs
4-0
Royals defeat Orioles
4-0
Giants defeat Cardinals
4-1
Red Sox defeat Tigers
4-2
Cardinals defeat Dodgers
4-2
Tigers defeat Yankees
4-0
Giants defeat Cardinals
4-3
Rangers defeat Tigers
4-2
Cardinals defeat Brewers
4-2
Rangers defeat Yankees
4-2
Giants defeat Phillies
4-2
Yankees defeat Angels
4-2
Phillies defeat Dodgers
4-1
Rays defeat Red Sox
4-3
Phillies defeat Dodgers
4-1
Red Sox defeat Indians
4-3
Rockies defeat D-backs
4-0
Tigers defeat Athletics
4-0
Cardinals defeat Mets
4-3
White Sox defeat Angels
4-1
Astros defeat Cardinals
4-2
Red Sox defeat Yankees
4-3
Cardinals defeat Astros
4-3
Yankees defeat Red Sox
4-3
Marlins defeat Cubs
4-3
Angels defeat Twins
4-1
Giants defeat Cardinals
4-1
Yankees defeat Mariners
4-1
D-backs defeat Braves
4-1
Yankees defeat Mariners
4-2
Mets defeat Cardinals
4-1
Yankees defeat Red Sox
4-1
Braves defeat Mets
4-2
Yankees defeat Indians
4-2
Padres defeat Braves
4-2
Indians defeat Orioles
4-2
Marlins defeat Braves
4-2
Yankees defeat Orioles
4-1
Braves defeat Cardinals
4-3
Indians defeat Mariners
4-2
Braves defeat Reds
4-0
Blue Jays defeat White Sox
4-2
Phillies defeat Braves
4-2
Blue Jays defeat Athletics
4-2
Braves defeat Pirates
4-3
Twins defeat Blue Jays
4-1
Braves defeat Pirates
4-3
Athletics defeat Red Sox
4-0
Reds defeat Pirates
4-2
Athletics defeat Blue Jays
4-1
Giants defeat Cubs
4-1
Athletics defeat Red Sox
4-0
Dodgers defeat Mets
4-3
Twins defeat Tigers
4-1
Cardinals defeat Giants
4-3
Red Sox defeat Angels
4-3
Mets defeat Astros
4-2
Royals defeat Blue Jays
4-3
Cardinals defeat Dodgers
4-2
Tigers defeat Royals
3-0
Padres defeat Cubs
3-2
Orioles defeat White Sox
3-1
Phillies defeat Dodgers
3-1
Brewers defeat Angels
3-2
Cardinals defeat Braves
3-0
Yankees defeat Athletics
3-0
Dodgers defeat Expos
3-2
Royals defeat Yankees
3-0
Phillies defeat Astros
3-2
Orioles defeat Angels
3-1
Pirates defeat Reds
3-0
Yankees defeat Royals
3-1
Dodgers defeat Phillies
3-1
Yankees defeat Royals
3-2
Dodgers defeat Phillies
3-1
Yankees defeat Royals
3-2
Reds defeat Phillies
3-0
Red Sox defeat Athletics
3-0
Reds defeat Pirates
3-0
Athletics defeat Orioles
3-1
Dodgers defeat Pirates
3-1
Athletics defeat Orioles
3-2
Mets defeat Reds
3-2
Athletics defeat Tigers
3-2
Reds defeat Pirates
3-2
Orioles defeat Athletics
3-0
Pirates defeat Giants
3-1
Orioles defeat Twins
3-0
Reds defeat Pirates
3-0
Orioles defeat Twins
3-0
Mets defeat Braves
3-0
