The series became marred by the 1989 Loma Prieta earthquake which caused major damage to both Oakland and San Francisco, as well as Candlestick Park where Games 3 and 4 were played.
The Athletics overcame a 3–2 Blue Jays lead in the sixth inning, and ended up winning Game 1 by a 7–3 score.
In Game 3, the Blue Jays got on the board with a 7–3 victory, overcoming a 3–0 Oakland lead with seven unanswered runs in the fourth and seventh innings respectively.
Eckersley again held off a late rally by the Blue Jays in Game 5 as the Athletics won 4–3 to secure the pennant.
In Game 2, the Cubs jumped out to a big lead early with six runs scored in the bottom of the first, and maintained it as they won 9–5 to even the series headed to San Francisco.
This was also the fourth World Series meeting between the Athletics and Giants (1905, 1911, 1913), dating back to when both teams were in Philadelphia and New York City respectively.
Candlestick Park in San Francisco suffered damage to its upper deck as pieces of concrete fell from the baffle at the top of the stadium and power was knocked out.
This was the last World Series won by the Athletics during their time in Oakland, as the team is preparing to move to Las Vegas.
The Giants would eventually win the World Series in 2010 over the Texas Rangers in five games, marking the start of a dynasty for the team.
This was the last year of ABC and NBC's postseason rights dating back to 1976, as CBS signed a four-year contract to become MLB's exclusive national broadcast television partner from 1990 to 1993.