The Nationals began the 2019 season with a 19-31 record and public calls began for Martinez to be fired. The Nationals rebounded and reached the 2019 World Series. In game 6 of the best-of-7 series, Martinez was ejected after an argument with an umpire over a controversial call. The next night, Martinez and the Nationals captured the 2019 World Series championship by defeating the Houston Astros in Game 7. The Nationals won all four games as the visiting team, the first time that this has happened in a World Series.